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King Constantine I
of Greece
Partner of 
King Constantine I of Greece

King of the Hellenes
18th March 1913 - 11th June 1917
King Constantine I
of Greece

His Majesty Constantine Schleswig-Holstein-Sonderburg-Glücksburg

Age

54

Born

2 Aug 1868

Died

11 Jan 1923

King Constantine I of Greece Bio Details

Full name

His Majesty Constantine Schleswig-Holstein-Sonderburg-Glücksburg

Also known as

King Konstantinos I Of The Hellenes

Tino Zu

Gender

Male

Age

54

Date of birth

2 Aug 1868

Birth place

Athens, Greece

Date of death:

11 Jan 1923

Place of death

Palermo, Sicily, Italy

Cause of death

Stroke

Occupations

King of Greece (1913 - 1917)

King Constantine I of Greece Siblings

Prince George of Greece And Denmark

Brother

Grand Duchess Alexandra Georgievna

Sister

Prince Nicholas of Greece and Denmark

Brother

Princess Maria Of Greece And Denmark

Sister

Princess Olga of Greece and Denmark

Sister

Prince Andrew
of Greece & Denmark

Brother

Prince Christopher of Greece and Denmark

Brother

Partners of 
King Constantine I of Greece

Queen Sophia of Greece,
Queen of the Hellenes

Married

6 children together

27 Oct 1889

King Constantine I of Greece Children

King Constantine I of Greece Partner(s) Other Children

King George II of Greece

born 1890, died 1947, age 56
with Queen Sophia of Greece, Queen of the Hellenes

King of Greece 27th September 1922 - 25th March 1924 3rd November 1935 - 1st April 1947

King Alexander I of Greece

born 1893, died 1920, age 27
with Queen Sophia of Greece, Queen of the Hellenes

King of Greece 11th June 1917 - 25th October 1920

Queen Helen of Romania

born 1896, died 1982, age 86
with Queen Sophia of Greece, Queen of the Hellenes

King Paul I of Greece

born 1901, died 1964, age 62
with Queen Sophia of Greece, Queen of the Hellenes

King of Greece 1st April 1947 - 6th March 1964

Princess Irene Of Greece And Denmark, Duchess of Aosta

born 1904, died 1974, age 70
with Queen Sophia of Greece, Queen of the Hellenes

Princess Katherine Of Greece And Denmark

born 1913, died 2007, age 94
with Queen Sophia of Greece, Queen of the Hellenes

King Constantine I of Greece Family

King Constantine I of Greece's parents:

King Constantine I of Greece's father was King George I of Greece King Constantine I of Greece's mother was Grand Duchess Olga Konstantinovna Of Russia, Queen Olga of the Hellenes


King Constantine I of Greece's children:

King Constantine I of Greece's son was King George II of Greece King Constantine I of Greece's son was King Alexander I of Greece King Constantine I of Greece's daughter was Queen Helen of Romania King Constantine I of Greece's son was King Paul I of Greece King Constantine I of Greece's daughter was Princess Irene Of Greece And Denmark, Duchess of Aosta King Constantine I of Greece's daughter was Princess Katherine Of Greece And Denmark


King Constantine I of Greece's current partners:

King Constantine I of Greece's wife was Queen Sophia of Greece, Queen of the Hellenes


King Constantine I of Greece's siblings:

King Constantine I of Greece's sister was Princess Maria Of Greece And Denmark King Constantine I of Greece's brother was Prince Andrew of Greece & Denmark King Constantine I of Greece's brother was Prince Christopher of Greece and Denmark King Constantine I of Greece's brother was Prince George of Greece And Denmark King Constantine I of Greece's sister was Grand Duchess Alexandra Georgievna King Constantine I of Greece's brother was Prince Nicholas of Greece and Denmark King Constantine I of Greece's sister was Princess Olga of Greece and Denmark


King Constantine I of Greece's nieces and nephews:

King Constantine I of Greece's niece was Princess Cecilie Of Greece And Denmark King Constantine I of Greece's nephew is HRH Prince Philip, Duke Of Edinburgh King Constantine I of Greece's niece was Princess Margarita Of Greece And Denmark King Constantine I of Greece's niece was Princess Theodora of Greece And Denmark King Constantine I of Greece's nephew was Prince Panayiotis Of Greece And Denmark King Constantine I of Greece's nephew was Grand Duchess Maria Pavlovna Of Russia King Constantine I of Greece's nephew was Grand Duke Dmitri Pavlovich Of Russia King Constantine I of Greece's niece was Princess Eugenie of Greece & Denmark King Constantine I of Greece's niece was Princess Olga Of Greece And Denmark King Constantine I of Greece's niece was Princess Elisabeth of Greece and Denmark King Constantine I of Greece's niece was HRH Princess Marina, Duchess of Kent King Constantine I of Greece's niece was Princess Nina of Russia King Constantine I of Greece's niece was Princess Xenia Georgina of Russia King Constantine I of Greece's niece is Princess Sophie of Greece and Denmark King Constantine I of Greece's nephew is Prince Michael of Greece and Denmark


King Constantine I of Greece's grand nieces and grand nephews:

King Constantine I of Greece's great nephew is Prince Charles The Prince Of Wales King Constantine I of Greece's great niece is HRH Princess Royal Princess Anne King Constantine I of Greece's great nephew is Prince Andrew, HRH The Duke of York King Constantine I of Greece's great nephew is HRH Prince Edward Earl Of Wessex King Constantine I of Greece's great nephew is Prince Alexander of Yugoslavia King Constantine I of Greece's great nephew is HRH Prince Edward, Duke Of Kent King Constantine I of Greece's great nephew was Prince Ludwig Of Hesse King Constantine I of Greece's great niece was Princess Christina Margarethe of Hesse. Princess Christina Margarethe van Eyck King Constantine I of Greece's great niece is HRH Princess Alexandra of Kent King Constantine I of Greece's great nephew is HRH Prince Michael Of Kent King Constantine I of Greece's great niece was Nancy Leeds Wynkoop King Constantine I of Greece's great nephew was Prince Alexander Of Hesse King Constantine I of Greece's great nephew is Prince Karl Adolf Andreas of Hesse King Constantine I of Greece's great nephew was Count Lennart Bernadotte Of Wisborg King Constantine I of Greece's great nephew was Prince Roman Poutiatine King Constantine I of Greece's great nephew is Prince Pavel Romanov-Ilyinsky King Constantine I of Greece's great nephew was Prince Nicholas Of Yugoslavia King Constantine I of Greece's great niece is Princess Elizabeth Of Yugoslavia King Constantine I of Greece's great nephew is Count Hans-Veit zu Törring-Jettenbach King Constantine I of Greece's great niece is Countess Helene zu Törring-Jettenbach King Constantine I of Greece's great nephew was Prince David Chavchavadze King Constantine I of Greece's great nephew was Prince Kraft de Hohenlohe-Langenburg King Constantine I of Greece's great niece was Princess Beatrix de Hohenlohe-Langenburg King Constantine I of Greece's great nephew is Prince George de Hohenlohe-Langenburg King Constantine I of Greece's great nephew was Prince Albrecht de Hohenlohe-Langenburg King Constantine I of Greece's great nephew was Prince Ruprecht de Hohenlohe-Langenburg King Constantine I of Greece's great niece was Princess Margarita Von Baden King Constantine I of Greece's great nephew is Prince Maximilian Von Baden King Constantine I of Greece's great nephew is Prince Ludwig Von Baden King Constantine I of Greece's great niece was Princess Johanna Of Hesse King Constantine I of Greece's great niece is Princess Dorothea Charlotte Karin of Hesse King Constantine I of Greece's great nephew is Prince Rainer Christoph Friedrich of Hesse King Constantine I of Greece's great niece is Princess Clarissa Alice of Hesse King Constantine I of Greece's great niece is Princess Alexandra of Greece and Denmark King Constantine I of Greece's great niece is Princess Olga of Greece


King Constantine I of Greece's grandparents:

King Constantine I of Greece's grandfather was Grand Duke Constantine Nikolaievich Of Russia King Constantine I of Greece's grandmother was Princess Alexandra Of Saxe-Altenburg King Constantine I of Greece's grandfather was King Christian IX of Denmark King Constantine I of Greece's grandmother was Princess Louise Of Hesse-Kassel


King Constantine I of Greece's great grandparents:

King Constantine I of Greece's great grandfather was Tsar Nikolai I Of Russia King Constantine I of Greece's great grandmother was Princess Charlotte of Prussia King Constantine I of Greece's great grandfather was Duke Joseph of Saxe Altenburg King Constantine I of Greece's great grandmother was Amelie Duchess of Württemberg King Constantine I of Greece's great grandfather was Prince Wilhelm of Hesse-Kassel King Constantine I of Greece's great grandmother was Princess Charlotte Of Denmark King Constantine I of Greece's great grandfather was Duke Frederik Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great grandmother was Princess Luise Von Hessen-Kassel   King Constantine I of Greece's great great grandfather was Ludwig, Duke Of Württemberg King Constantine I of Greece's great great grandmother was Princess Henriette Of Nassau-Weilburg King Constantine I of Greece's great great grandfather was Friedrich Duke of Saxe Altenburg King Constantine I of Greece's great great grandmother was Charlotte of Mecklenburg Strelitz King Constantine I of Greece's great great grandfather was Frederick William III of Prussia King Constantine I of Greece's great great grandmother was Louise of Mecklenburg-Strelitz King Constantine I of Greece's great great grandfather was Tsar Pavel I of Russia King Constantine I of Greece's great great grandmother was Mariya Feodorovna Romanova King Constantine I of Greece's great great grandfather was Crown Prince Frederik Of Denmark King Constantine I of Greece's great great grandmother was Sophie, Duchess of Mecklenburg-Schwerin King Constantine I of Greece's great great grandfather was Prince Frederick III of Hesse-Kassel King Constantine I of Greece's great great grandmother was Princess Karoline Of Nassau-Usingen King Constantine I of Greece's great great grandfather was Charles Landgrave of Hesse-Kassel King Constantine I of Greece's great great grandmother was Princess Louise Of Denmark King Constantine I of Greece's great great grandfather was Friedrich, Duke Schleswig-Holstein-Sonderburg-Beck King Constantine I of Greece's great great grandmother was Countess Friederike Amalie Von Schlieben   King Constantine I of Greece's 3x great grandfather was Charles Christian, Prince of Nassau-Weilburg King Constantine I of Greece's 3x great grandmother was Princess Carolina Of Orange-Nassau King Constantine I of Greece's 3x great grandfather was Friedrich II, Duke Of Württemberg King Constantine I of Greece's 3x great grandmother was Friederike von Brandenburg-Schwedt King Constantine I of Greece's 3x great grandfather was Charles II, Grand Duke Of Mecklenburg-Strelitz King Constantine I of Greece's 3x great grandmother was Friederike Of Hesse-Darmstadt King Constantine I of Greece's 3x great grandfather was Ernst Friedrich III Duke of Saxe Hildburghausen King Constantine I of Greece's 3x great grandmother was Ernestine of Saxe Weimar Eisenach King Constantine I of Greece's 3x great grandfather was King Frederick William II of Prussia King Constantine I of Greece's 3x great grandmother was Princess Friederike of Hesse-Darmstadt King Constantine I of Greece's 3x great grandfather was Tsar Petr III Of Russia King Constantine I of Greece's 3x great grandmother was Tsarina Ekaterina II of Russia King Constantine I of Greece's 3x great grandfather was King Frederik V of Denmark King Constantine I of Greece's 3x great grandmother was Juliane Von Braunschweig-Wolfenbüttel King Constantine I of Greece's 3x great grandfather was Prince Karl Of Nassau-Usingen King Constantine I of Greece's 3x great grandmother was Karoline Leiningen-Langsberg-Heidesheim King Constantine I of Greece's 3x great grandfather was Frederick II Landgrave of Hesse-Kassel King Constantine I of Greece's 3x great grandmother was Princess Mary Of Great Britain King Constantine I of Greece's 3x great grandmother was Princess Louisa Of Great Britain King Constantine I of Greece's 3x great grandfather was Count Karl Leopold Von Schlieben King Constantine I of Greece's 3x great grandmother was Countess Marie Eleanore Von Schlieben King Constantine I of Greece's 3x great grandfather was Karl, Duke Of Schleswig-Holstein-Sonderburg-Beck King Constantine I of Greece's 3x great grandmother was Friederike, Countess of Dohna-Schlobitten-Leistenau   King Constantine I of Greece's 4x great grandfather was Prince William IV Of Orange King Constantine I of Greece's 4x great grandmother was Princess Royal Anne Of Great Britain King Constantine I of Greece's 4x great grandfather was Friedrich Von Brandenburg-Schwedt King Constantine I of Greece's 4x great grandmother was Princess Sophie Of Prussia King Constantine I of Greece's 4x great grandfather was Karl I, Duke Of Württemberg King Constantine I of Greece's 4x great grandmother was Marie-Auguste Of Thurn And Taxis King Constantine I of Greece's 4x great grandfather was Grand Duke Karl Mecklenburg-Strelitz King Constantine I of Greece's 4x great grandmother was Princess Elisabeth Saxe-Hildburghausen King Constantine I of Greece's 4x great grandfather was Karl, Duke Of Holstein-Gottorp King Constantine I of Greece's 4x great grandmother was Grand Duchess Anna Petrovna Of Russia King Constantine I of Greece's 4x great grandfather was King Christian VI of Denmark King Constantine I of Greece's 4x great grandmother was Sophie Magdalen Von Brandenburg-Kulmbach King Constantine I of Greece's 4x great grandfather was William VIII Landgrave of Hesse-Kassel King Constantine I of Greece's 4x great grandmother was Caroline Wilhelmine of Saxe-Zeitz   King Constantine I of Greece's 5x great grandfather was King George II of Great Britain King Constantine I of Greece's 5x great grandfather was Peter The Great King Constantine I of Greece's 5x great grandmother was Caroline of Ansbach King Constantine I of Greece's 5x great grandfather was Prince John William Friso of Orange King Constantine I of Greece's 5x great grandmother was Marie Luise of Hesse-Kassel King Constantine I of Greece's 5x great grandfather was Frederick Wilhelm I Of Prussia King Constantine I of Greece's 5x great grandmother was Sophia Dorothea Hanover King Constantine I of Greece's 5x great grandfather was Ernest I, Duke Of Saxe-Hildburghausen King Constantine I of Greece's 5x great grandmother was Countess Sophia Of Erbach-Erbach King Constantine I of Greece's 5x great grandfather was Duke Adolphus II Of Mecklenburg-Strelitz King Constantine I of Greece's 5x great grandmother was Christiane Of Mecklenburg-Strelitz King Constantine I of Greece's 5x great grandmother was Tsarina Ekaterina I Of Russia King Constantine I of Greece's 5x great grandfather was Friedrich IV, Duke Of Holstein-Gottorp King Constantine I of Greece's 5x great grandmother was Hedwig Sophie Von Holstein-Gottorp King Constantine I of Greece's 5x great grandfather was King Frederick IV of Denmark King Constantine I of Greece's 5x great grandmother was Luise Von Mecklenburg-Güstrow King Constantine I of Greece's 5x great grandfather was Duke Moritz Wilhelm of Saxe-Zeitz King Constantine I of Greece's 5x great grandmother was Princess Marie Amalie Von Brandenburg   King Constantine I of Greece's 6x great grandfather was King George I of Great Britain King Constantine I of Greece's 6x great grandmother was Sophia Dorothea of Celle King Constantine I of Greece's 6x great grandfather was Alexis Tsar Of Russia King Constantine I of Greece's 6x great grandmother was Natalya Kirillovna Naryshkina King Constantine I of Greece's 6x great grandfather was Johann, Margrave Of Brandenburg-Ansbach King Constantine I of Greece's 6x great grandmother was Princess Eleanore Of Saxe-Eisenach King Constantine I of Greece's 6x great grandfather was Charles I, Landgrave of Hesse-Kassel King Constantine I of Greece's 6x great grandmother was Princess Marie Amalie Von Kurland King Constantine I of Greece's 6x great grandfather was Prince Henry Casimir II Of Nassau-Dietz King Constantine I of Greece's 6x great grandmother was Princess Henriette von Anhalt-Dessau King Constantine I of Greece's 6x great grandfather was King Frederick I of Prussia King Constantine I of Greece's 6x great grandmother was Princess Sophie Charlotte Of Hanover King Constantine I of Greece's 6x great grandfather was Count Gustav Von Mecklenburg-Güstrow King Constantine I of Greece's 6x great grandmother was Princess Magdalen Holstein-Gottorp King Constantine I of Greece's 6x great grandfather was King Christian V of Denmark King Constantine I of Greece's 6x great grandmother was Princess Charlotte of Hesse-Kassel   King Constantine I of Greece's 7x great grandfather was Michael Tsar of Russia King Constantine I of Greece's 7x great grandmother was Eudoxia Streshneva King Constantine I of Greece's 7x great grandfather was Johann Georg I, Duke of Saxe-Eisenach King Constantine I of Greece's 7x great grandmother was Joanetta Von Sayn-Wittgenstein King Constantine I of Greece's 7x great grandfather was Albrecht Margrave Of Brandenburg-Ansbach King Constantine I of Greece's 7x great grandmother was Sophie Margaret Of Oettingen King Constantine I of Greece's 7x great grandfather was Georg Wilhelm Duke of Brunswick-Lüneburg King Constantine I of Greece's 7x great grandmother was Countess Eleonore Of Williamsburg King Constantine I of Greece's 7x great grandfather was Ernest, Duke of Brunswick-Lüneburg King Constantine I of Greece's 7x great grandmother was Sophia of Hanover King Constantine I of Greece's 7x great grandfather was Kirill Poleukhtevitch Narischkine King Constantine I of Greece's 7x great grandmother was Anne Leontievna Leontiev King Constantine I of Greece's 7x great grandfather was King Frederick III of Denmark King Constantine I of Greece's 7x great grandmother was Princess Sophie Of Brunswick-Lüneburg   King Constantine I of Greece's 8x great grandfather was Philaret, Patriarch of Moscow King Constantine I of Greece's 8x great grandfather was Alexandre II, Marquis De Desmiers King Constantine I of Greece's 8x great grandmother is Jacquette Desnier King Constantine I of Greece's 8x great grandfather was George Duke Of Brunswick-Lüneburg King Constantine I of Greece's 8x great grandmother was Princess Anne Of Hesse-Darmstadt King Constantine I of Greece's 8x great grandfather was King Frederick V of Bohemia King Constantine I of Greece's 8x great grandmother was Elizabeth Stuart, Princess of England King Constantine I of Greece's 8x great grandfather was Leonti Leontiev King Constantine I of Greece's 8x great grandmother is Praskovia Rayevska King Constantine I of Greece's 8x great grandfather was Palukht Narischkine King Constantine I of Greece's 8x great grandfather was Loukiane Stepanovitch Stryeshneff King Constantine I of Greece's 8x great grandmother was Anna Constantinovna Yushkoff King Constantine I of Greece's 8x great grandmother was Xenia Shestova King Constantine I of Greece's 8x great grandfather was King Christian IV of Denmark King Constantine I of Greece's 8x great grandmother was Anne Katherine Oldenburgh   King Constantine I of Greece's 9x great grandfather was King James I of England King Constantine I of Greece's 9x great grandmother was Anne Oldenburg, Princess of Denmark King Constantine I of Greece's 9x great grandfather was Friedrich IV Kurfürst Von Der Pfalz King Constantine I of Greece's 9x great grandmother was Countess Louise Juliana Of Nassau King Constantine I of Greece's 9x great grandfather is Ivan Rayevski King Constantine I of Greece's 9x great grandfather was Konstantin Yushkoff King Constantine I of Greece's 9x great grandfather was Ivan Shestov King Constantine I of Greece's 9x great grandfather was Nikita Romanovich Zakharyin-Yuriev King Constantine I of Greece's 9x great grandmother was Eudoxia Gorbaty   King Constantine I of Greece's 10x great grandmother was Mary, Queen of Scots King Constantine I of Greece's 10x great grandfather was King Frederick II of Denmark King Constantine I of Greece's 10x great grandmother was Queen Sophie of Denmark King Constantine I of Greece's 10x great grandfather was Henry Stuart, Lord Darnley King Constantine I of Greece's 10x great grandfather was Prince William I Of Orange King Constantine I of Greece's 10x great grandmother was Princess Charlotte De Bourbon-Vendôme King Constantine I of Greece's 10x great grandfather was Ludwig VI Kurfürst Von Der Pfalz King Constantine I of Greece's 10x great grandmother was Elisabeth of Hesse King Constantine I of Greece's 10x great grandfather was Aleksandr, Prince Gorbaty-Shiuskii King Constantine I of Greece's 10x great grandfather was Roman Yurievich Zahar'in King Constantine I of Greece's 10x great grandmother was Juliana Theodorovna Karpov   King Constantine I of Greece's 11x great grandfather was King James V of Scotland King Constantine I of Greece's 11x great grandfather was Ulrich, Duke Of Mecklenburg King Constantine I of Greece's 11x great grandmother was Princess Elizabeth Of Denmark King Constantine I of Greece's 11x great grandfather was King Christian III of Denmark King Constantine I of Greece's 11x great grandmother was Dorothea of Saxe-Lauenburg King Constantine I of Greece's 11x great grandmother was Mary Of Lorraine, Duchess of Guise King Constantine I of Greece's 11x great grandfather was Matthew Stuart, 4th Earl of Lennox King Constantine I of Greece's 11x great grandmother was Lady Margaret Stuart King Constantine I of Greece's 11x great grandfather was Boris, Prince Gorbaty-Shiuskii King Constantine I of Greece's 11x great grandfather was Yurii Zahar'evich Zahar'in-Koshkin King Constantine I of Greece's 11x great grandmother was Irina Ivanovna Tuchkov   King Constantine I of Greece's 12x great grandfather was King James IV of Scotland King Constantine I of Greece's 12x great grandmother was Margaret, Queen of Scots King Constantine I of Greece's 12x great grandfather was Archibald Douglas, 6th Earl of Angus King Constantine I of Greece's 12x great grandfather was John Stuart, 3rd Earl of Lennox King Constantine I of Greece's 12x great grandmother was Lady Elizabeth Stuart King Constantine I of Greece's 12x great grandfather was Zaharii Ivanovich Koshkin   King Constantine I of Greece's 13x great grandfather was King James III of Scotland King Constantine I of Greece's 13x great grandfather was King Henry VII of England King Constantine I of Greece's 13x great grandmother was Elizabeth of York King Constantine I of Greece's 13x great grandmother was Queen Consort Margaret Of Scotland King Constantine I of Greece's 13x great grandfather was Ivan Fedorovich Koshkin   King Constantine I of Greece's 14x great grandfather was King Edward IV King Constantine I of Greece's 14x great grandmother was Elizabeth Woodville King Constantine I of Greece's 14x great grandfather was King James II of Scotland King Constantine I of Greece's 14x great grandmother was Margaret Beaufort King Constantine I of Greece's 14x great grandfather was Edmund Tudor, 1st Earl of Richmond King Constantine I of Greece's 14x great grandmother was Queen Consort Marie Of Scotland King Constantine I of Greece's 14x great grandfather was Fedor Andryeevich Kobylin   King Constantine I of Greece's 15x great grandfather was King James I of Scotland King Constantine I of Greece's 15x great grandfather was Richard Plantagenet, 3rd Duke of York King Constantine I of Greece's 15x great grandmother was Lady Cecily Neville, Duchess of York King Constantine I of Greece's 15x great grandfather was John Beaufort, 1st Duke of Somerset King Constantine I of Greece's 15x great grandmother was Margaret de Welles King Constantine I of Greece's 15x great grandfather was Sir Owen Tudor King Constantine I of Greece's 15x great grandmother was Catherine, Queen Consort Catherine of England King Constantine I of Greece's 15x great grandmother was Queen Consort Joan Of Scotland King Constantine I of Greece's 15x great grandfather was boyarin Andryei Ivanovich Kobyla   King Constantine I of Greece's 16x great grandfather was King Robert III of Scotland King Constantine I of Greece's 16x great grandfather was Richard of York, 1st Earl of Cambridge King Constantine I of Greece's 16x great grandmother was Lady Anne Mortimer King Constantine I of Greece's 16x great grandfather was John de Beaufort, 1st Earl of Somerset King Constantine I of Greece's 16x great grandmother was Lady Margaret De Beaufort King Constantine I of Greece's 16x great grandmother was Queen Consort Annabel Of Scotland   King Constantine I of Greece's 17x great grandfather was King Robert II of Scotland King Constantine I of Greece's 17x great grandfather was Roger de Mortimer, 4th Earl of March King Constantine I of Greece's 17x great grandmother was Alianore de Holand, Countess of March King Constantine I of Greece's 17x great grandfather was Edmund Of Langley, 1st Duke Of York King Constantine I of Greece's 17x great grandmother was Isabella De Castilla King Constantine I of Greece's 17x great grandfather was John of Gaunt, Duke of Lancaster King Constantine I of Greece's 17x great grandmother was Katherine Swynford King Constantine I of Greece's 17x great grandmother was Elizabeth Stewart   King Constantine I of Greece's 18x great grandfather was Edmund de Mortimer, 3rd Earl of March King Constantine I of Greece's 18x great grandmother was Philippa Plantagenet, Countess of Ulster King Constantine I of Greece's 18x great grandfather was Walter Stewart, 6th High Steward of Scotland King Constantine I of Greece's 18x great grandmother was Marjorie Bruce, Princess of Scotland   King Constantine I of Greece's 19x great grandfather was Robert The Bruce, King Of Scotland King Constantine I of Greece's 19x great grandfather was Lionel of Antwerp, 1st Duke of Clarence King Constantine I of Greece's 19x great grandmother was Elizabeth de Burgh King Constantine I of Greece's 19x great grandmother was Isabella Of Mar King Constantine I of Greece's 19x great grandfather was James Stewart, 5th High Stewart of Scotland King Constantine I of Greece's 19x great grandmother is Gille Stewart   King Constantine I of Greece's 20x great grandfather was King Edward III King Constantine I of Greece's 20x great grandmother was Philippa D'Avesnes King Constantine I of Greece's 20x great grandfather was Sir Robert Le Brus King Constantine I of Greece's 20x great grandmother was Margaret Le Brus   King Constantine I of Greece's 21x great grandfather was King Edward II King Constantine I of Greece's 21x great grandmother was Isabella of France King Constantine I of Greece's 21x great grandfather was Sir Robert De Brus, Lord of Annandale King Constantine I of Greece's 21x great grandmother was Isabella De Bruce   King Constantine I of Greece's 22x great grandfather was Edward Longshanks, King Of England King Constantine I of Greece's 22x great grandmother was Queen Consort Eleanor Of England King Constantine I of Greece's 22x great grandfather was Robert De Brewes, Lord of Annandale King Constantine I of Greece's 22x great grandmother was Isabella De Brewes   King Constantine I of Greece's 23x great grandfather was Henry III, King Of England King Constantine I of Greece's 23x great grandmother was Queen Consort Eleanor Of England King Constantine I of Greece's 23x great grandfather was William De Brus, Lord of Annandale King Constantine I of Greece's 23x great grandmother was Beatrice De Brus   King Constantine I of Greece's 24x great grandfather was King John I King Constantine I of Greece's 24x great grandmother was Queen Consort Isabella Of England King Constantine I of Greece's 24x great grandfather is Robert Bruce King Constantine I of Greece's 24x great grandmother is Euphemia Bruce   King Constantine I of Greece's 25x great grandfather was King Henry II Of England King Constantine I of Greece's 25x great grandmother was Queen Consort Eleanor Of England King Constantine I of Greece's 25x great grandfather was Robert Bruce   King Constantine I of Greece's 26x great grandmother was Empress Matilda of England King Constantine I of Greece's 26x great grandfather was Geoffrey V Plantagenet, Comte d'Anjou et Maine King Constantine I of Greece's 26x great grandfather was Adam Bruce King Constantine I of Greece's 26x great grandmother was Emma Bruce   King Constantine I of Greece's 27x great grandfather was King Henry I Of England King Constantine I of Greece's 27x great grandmother was Queen Consort Matilda Of England King Constantine I of Greece's 27x great grandfather was Robert De Brus King Constantine I of Greece's 27x great grandmother was Emma DeBrus   King Constantine I of Greece's 28x great grandfather was William The Conqueror King Constantine I of Greece's 28x great grandfather was King Malcolm III Of Scotland King Constantine I of Greece's 28x great grandmother was Saint Margaret Of Scotland King Constantine I of Greece's 28x great grandmother was Queen Consort Matilda Of England   King Constantine I of Greece's 29x great grandfather was Edward The Exile King Constantine I of Greece's 29x great grandmother was Agatha Of Kiev King Constantine I of Greece's 29x great grandfather was Robert the Magnificent, 6th Duke of Normandy King Constantine I of Greece's 29x great grandmother was Herleva De Falaise   King Constantine I of Greece's 30x great grandfather was King Edward Ironside Of England King Constantine I of Greece's 30x great grandmother was Ealdgyth King Constantine I of Greece's 30x great grandfather was Fulbert King Constantine I of Greece's 30x great grandmother was Duxia King Constantine I of Greece's 30x great grandfather was Richard II, Duke Of Normandy King Constantine I of Greece's 30x great grandmother was Judith of Brittany   King Constantine I of Greece's 31x great grandfather was Æthelred The Unready, King Of England King Constantine I of Greece's 31x great grandmother was Ælfgifu Of York   King Constantine I of Greece's 32x great grandfather was King Eadgar The Peaceful King Constantine I of Greece's 32x great grandmother was Queen Elfrida of England   King Constantine I of Greece's 33x great grandfather was King Edmund I King Constantine I of Greece's 33x great grandmother was Aelfgifu Of Shaftesbury   King Constantine I of Greece's 34x great grandfather is King Edward The Elder King of the Anglo-Saxons King Constantine I of Greece's 34x great grandmother was Eadgifu Of Kent   King Constantine I of Greece's 35x great grandfather was Alfred The Great King Constantine I of Greece's 35x great grandmother was Ealhswith, Princess of Mercia   King Constantine I of Greece's 36x great grandfather was Æðelwulf, King Of Wessex King Constantine I of Greece's 36x great grandmother was Osburga   King Constantine I of Greece's 37x great grandfather was Oslac Of Hampshire King Constantine I of Greece's 37x great grandfather was Ecgbeorht, King Of Wessex King Constantine I of Greece's 37x great grandmother was Redburga


King Constantine I of Greece's grandchildren:

King Constantine I of Greece's granddaughter was Princess Alexandra Of Greece And Denmark King Constantine I of Greece's grandson is King Michael I of Romania King Constantine I of Greece's granddaughter is Queen Sofia of Spain King Constantine I of Greece's grandson is Prince Amadeo Of Savoy-Aosta King Constantine I of Greece's grandson is HM King Constantine II of Greece King Constantine I of Greece's granddaughter is Princess Irene Of Greece King Constantine I of Greece's grandson is Richard Brandram


King Constantine I of Greece's great grandchildren:

King Constantine I of Greece's great grandson is Crown Prince Alexander Of Yugoslavia King Constantine I of Greece's great granddaughter is Princess Margarita of Romania King Constantine I of Greece's great granddaughter is Princess Irina Of Romania King Constantine I of Greece's great grandson is King Felipe VI of Spain King Constantine I of Greece's great grandson is Crown Prince Pavlos of Greece King Constantine I of Greece's great granddaughter is Princess Helen of Romania King Constantine I of Greece's great granddaughter is Princess Sophie of Romania King Constantine I of Greece's great granddaughter is Princess Maria of Romania King Constantine I of Greece's great granddaughter is Princess Elena Of Spain King Constantine I of Greece's great granddaughter is Cristina, Duchess Of Palma De Mallorca King Constantine I of Greece's great granddaughter is Princess Alexia Of Greece King Constantine I of Greece's great grandson is Prince Aimone, Duke of Apulia   King Constantine I of Greece's great great grandson is Prince Umberto Of Savoy-Aosta King Constantine I of Greece's great great grandson is Prince Amadeo Of Savoy-Aosta King Constantine I of Greece's great great granddaughter is Princess Leonor Of Spain King Constantine I of Greece's great great granddaughter is Princess Sofia Of Spain King Constantine I of Greece's great great granddaughter is Princess Maria-Olympia Of Greece King Constantine I of Greece's great great grandson is Prince Constantine Alexios Of Greece King Constantine I of Greece's great great grandson is Prince Achileas-Andreas Of Greece King Constantine I of Greece's great great grandson is Prince Odysseas-Kimon Of Greece King Constantine I of Greece's great great grandson is Prince Aristidis-Stavros Of Greece King Constantine I of Greece's great great grandson is Nicholas De Roumanie Medforth-Mills King Constantine I of Greece's great great granddaughter is Elizabeth Medforth-Mills King Constantine I of Greece's great great grandson is Michael De Roumanie Kreuger King Constantine I of Greece's great great granddaughter is Angelica Knight King Constantine I of Greece's great great grandson is Felipe De Marichalar Y Borbon King Constantine I of Greece's great great grandson is Victoria De Marichalar Y Borbon King Constantine I of Greece's great great grandson is Juan Valentín Urdangarin y de Bourbon King Constantine I of Greece's great great grandson is Pablo Nicolas Urdangarin Y De Bourbon King Constantine I of Greece's great great grandson is Miguel Urdangarin Y De Bourbon King Constantine I of Greece's great great granddaughter is Irene Urdangarin Y De Bourbon King Constantine I of Greece's great great granddaughter is Princess Isabella of Davoia   King Constantine I of Greece's 3x great granddaughter is Courtney Knight


King Constantine I of Greece's uncles and aunts:

King Constantine I of Greece's uncle-by-marriage was HM King Edward VII King Constantine I of Greece's aunt was Princess Dagmar of Denmark Mariya Feodorovna, Empress of Russia King Constantine I of Greece's uncle-by-marriage was Ernest Augustus, 3rd Duke of Cumberland King Constantine I of Greece's uncle was King Frederick VIII of Denmark King Constantine I of Greece's aunt-by-marriage was Queen Louise of Denmark King Constantine I of Greece's aunt was HM Queen Alexandra King Constantine I of Greece's aunt was Princess Thyra Of Denmark King Constantine I of Greece's uncle was Prince Valdemar Of Denmark, King Constantine I of Greece's uncle-by-marriage was Princess Marie Of Orleans King Constantine I of Greece's uncle was Grand Duke Nikolai Konstantinovich Of Russia King Constantine I of Greece's aunt was Grand Duchess Vera Konstantinovna Of Russia King Constantine I of Greece's uncle was Grand Duke Konstantin Konstantinovna Of Russia King Constantine I of Greece's uncle was Grand Duke Dimitrii Konstantinovich Of Russia King Constantine I of Greece's uncle was Grand Duke Viatcheslav Konstantinovich Of Russia


King Constantine I of Greece's great uncles and aunts:

King Constantine I of Greece's great uncle was Tsar Aleksandr II of Russia King Constantine I of Greece's great uncle was Grand Duke Mikhail Nikolaievich Of Russia King Constantine I of Greece's great aunt was Marie Von Hohenthal King Constantine I of Greece's great aunt was Princess Friederike Von Anhalt-Bernburg King Constantine I of Greece's great uncle was Prince Friedrich Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great uncle was Prince Wilhem Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great aunt was Princess Luise Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great uncle was Prince Julius Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great uncle was Prince Johann Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great uncle was Prince Nikolaus Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great uncle was Prince Karl Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's great aunt was Princess Karoline of Hesse-Kassel King Constantine I of Greece's great aunt was Princess Marie of Hesse-Kassel King Constantine I of Greece's great uncle was Prince Friedrich Of Hesse-Kassel King Constantine I of Greece's great aunt was Auguste Von Blixen-Fineke King Constantine I of Greece's great aunt was Princess Sophie Of Hesse-Kassel King Constantine I of Greece's great aunt was Grand Duchess Maria Nikolaevna Of Russia King Constantine I of Greece's great aunt was Unnamed Romanov King Constantine I of Greece's great aunt was Unnamed Romanov King Constantine I of Greece's great aunt was Grand Duchess Aleksandra Nikolaievna Of Russia King Constantine I of Greece's great aunt was Grand Duchess Elizaveta Nikolaievna Of Russia King Constantine I of Greece's great aunt was Unnamed Romanov King Constantine I of Greece's great uncle was Grand Duke Nikolai Nikolaievich Of Russia King Constantine I of Greece's great aunt was Grand Duchess Olga Nikolaievna Of Russia King Constantine I of Greece's great aunt was Marie of Saxe Altenburg Queen Marie of Hanover King Constantine I of Greece's great aunt was Pauline of Saxe Altenburg King Constantine I of Greece's great aunt was Therese of Saxe Altenburg King Constantine I of Greece's great aunt was Elisabeth of Saxe Altenburg King Constantine I of Greece's great aunt was Luise of Saxe Altenburg


King Constantine I of Greece's cousins:

King Constantine I of Greece's cousin was HM King George V King Constantine I of Greece's cousin was Prince Ivan Of Russia King Constantine I of Greece's cousin was Tsar Nikolai II Of Russia King Constantine I of Greece's cousin was Ernest Augustus III, Duke Of Brunswick King Constantine I of Greece's cousin was Princess Margaret Of Denmark King Constantine I of Greece's cousin was King Haakon VII of Norway King Constantine I of Greece's cousin was Princess Ingeburg Of Denmark King Constantine I of Greece's cousin was Prince Albert Victor King Constantine I of Greece's cousin was HRH Louise, Princess Royal King Constantine I of Greece's cousin was HRH The Princess Victoria King Constantine I of Greece's cousin was Princess Maud Of Wales King Constantine I of Greece's cousin was Prince Alexander John of Wales King Constantine I of Greece's cousin was Grand Duke Aleksandr Of Russia King Constantine I of Greece's cousin was Grand Duke Georgii Aleksandrovich Of Russia King Constantine I of Greece's cousin was Grand Duchess Xenia Of Russia King Constantine I of Greece's cousin was Tsar Mikhail Of Russia King Constantine I of Greece's cousin was Grand Duchess Olga Of Russia King Constantine I of Greece's cousin was Duke Karl Eugen Of Württemberg King Constantine I of Greece's cousin was Duchess Elsa Of Württemberg King Constantine I of Greece's cousin was Duchess Olga Of Württemberg King Constantine I of Greece's cousin was Prince Gabriel Of Russia King Constantine I of Greece's cousin was Princess Tatyana Of Russia King Constantine I of Greece's cousin was Prince Konstantin Of Russia King Constantine I of Greece's cousin was Prince Oleg Of Russia King Constantine I of Greece's cousin was Prince Igor Of Russia King Constantine I of Greece's cousin was Prince Georgii Of Russia King Constantine I of Greece's cousin was Princess Natalya Of Russia King Constantine I of Greece's cousin was Princess Vera Of Russia


King Constantine I of Greece's first cousins once removed:

King Constantine I of Greece's first cousin once removed was HM King Edward VIII, Duke Of Windsor King Constantine I of Greece's first cousin once removed was HM King George VI King Constantine I of Greece's first cousin once removed was Prince Vsevelod of Russia King Constantine I of Greece's first cousin once removed was Prince George, 1st Duke of Kent King Constantine I of Greece's first cousin once removed was Ernst August, Prince Of Brunswick King Constantine I of Greece's first cousin once removed was Queen Anne of Romania King Constantine I of Greece's first cousin once removed was Grand Duke Nikolai Of Russia King Constantine I of Greece's first cousin once removed was Grand Duchess Olga Nikolaevna of Russia King Constantine I of Greece's first cousin once removed was Alexei Nikolaevich, Tsarevich Of Russia King Constantine I of Greece's first cousin once removed was Irina Yusupov King Constantine I of Greece's first cousin once removed was Queen Frederica of Hanover King Constantine I of Greece's first cousin once removed was Tsar Alexander III Of Russia King Constantine I of Greece's first cousin once removed was Ernest Augustus, 3rd Duke of Cumberland King Constantine I of Greece's first cousin once removed was King Olav V of Norway (twice over) King Constantine I of Greece's first cousin once removed was Princess Royal, Mary Windsor King Constantine I of Greece's first cousin once removed was HRH Prince Henry Windsor 1st Duke of Gloucester King Constantine I of Greece's first cousin once removed was John Windsor King Constantine I of Greece's first cousin once removed was Alastair Duff King Constantine I of Greece's first cousin once removed was Alexandra Windsor, Princess of Great Britain King Constantine I of Greece's first cousin once removed was Maud Carnegie King Constantine I of Greece's first cousin once removed was Grand Duchess Tatiana Nikolaevna of Russia King Constantine I of Greece's first cousin once removed was Grand Duchess Maria Nikolaevna Of Russia King Constantine I of Greece's first cousin once removed was Grand Duchess Anastasia Nikolaevna Of Russia King Constantine I of Greece's first cousin once removed was Prince George William of Hanover King Constantine I of Greece's first cousin once removed was Prince Christian Oscar of Hanover King Constantine I of Greece's first cousin once removed was Prince Welf Henry of Hanover King Constantine I of Greece's first cousin once removed was Princess Ekaterina of Russia King Constantine I of Greece's first cousin once removed was Prince Thelmouraz Bagration-Moukhransky King Constantine I of Greece's first cousin once removed was Princess Nataliya Konstantinovna Bagration-Moukhranskya King Constantine I of Greece's first cousin once removed was Princess Auguste Of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's first cousin once removed was Duke Friedrich of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's first cousin once removed was Princess Luise Of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's first cousin once removed was Princess Marie Of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's first cousin once removed was Prince Albrecht Of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's first cousin once removed was Prince Frederick Charles Of Hesse, King Constantine I of Greece's first cousin once removed was Grand Duchess Aleksandra Aleksandrovna Of Russia King Constantine I of Greece's first cousin once removed was Grand Duke Nikolai Aleksandrovich Of Russia King Constantine I of Greece's first cousin once removed was Grand Duke Vladimir Aleksandrovich Of Russia King Constantine I of Greece's first cousin once removed was Grand Duke Aleksei Aleksandrovich Of Russia King Constantine I of Greece's first cousin once removed was Grand Duchess Mariya Aleksandrovna Of Russia King Constantine I of Greece's first cousin once removed was Grand Duke Sergei Aleksandrovich Of Russia King Constantine I of Greece's first cousin once removed was Grand Duke Pavel Alexandrovich of Russia King Constantine I of Greece's first cousin once removed was Grand Duchess Anastasiya Of Russia King Constantine I of Greece's first cousin once removed was Mikhail Mikhailovich Romanov, Grand Duke of Russia King Constantine I of Greece's first cousin once removed was Grand Duke Georgii Of Russia King Constantine I of Greece's first cousin once removed was Friedeike Of Hanover King Constantine I of Greece's first cousin once removed was Mary Of Hanover


King Constantine I of Greece's second cousins:

King Constantine I of Greece's second cousin was Queen Consort Marie of Romania King Constantine I of Greece's second cousin was Grand Duchess Elena Of Russia King Constantine I of Greece's second cousin was Grand Duchess Maria Pavlovna Of Russia King Constantine I of Greece's second cousin was Grand Duke Dmitri Pavlovich Of Russia King Constantine I of Greece's second cousin was Tsar Nikolai II Of Russia King Constantine I of Greece's second cousin was Ernest Augustus III, Duke Of Brunswick King Constantine I of Greece's second cousin was Princess Viktoria Adelheid of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's second cousin was Princess Alexandra Viktoria of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's second cousin was Princess Helene Adelheid of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's second cousin was Princess Adelheid of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's second cousin was Duke Friedrich Of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's second cousin was Princess Ortrud Of Schleswig-Holstein-Sonderburg-Glücksburg King Constantine I of Greece's second cousin was Prince Christoph of Hesse King Constantine I of Greece's second cousin was Grand Duke Aleksandr Of Russia King Constantine I of Greece's second cousin was Grand Duke Georgii Aleksandrovich Of Russia King Constantine I of Greece's second cousin was Grand Duchess Xenia Of Russia King Constantine I of Greece's second cousin was Tsar Mikhail Of Russia King Constantine I of Greece's second cousin was Grand Duchess Olga Of Russia King Constantine I of Greece's second cousin was Grand Duke Aleksandr Vladimirovich Of Russia King Constantine I of Greece's second cousin was Grand Duke Kirill Vladmirovich Of Russia King Constantine I of Greece's second cousin was Grand Duke Boris Vladimirovich Of Russia King Constantine I of Greece's second cousin was Grand Duke Andrei Vladimirovich Of Russia King Constantine I of Greece's second cousin was Alfred, Hereditary Prince Of Saxe-Coburg And Gotha King Constantine I of Greece's second cousin was Princess Victoria Melita of the United Kingdom King Constantine I of Greece's second cousin was Princess Alexandra Hohenlohe-Langenburg King Constantine I of Greece's second cousin was Princess Beatrice Of Saxe-Coburg And Gotha King Constantine I of Greece's second cousin was Duchess Cecilie of Mecklenburg-Schwerin King Constantine I of Greece's second cousin was Anastasia Mikhailovna Wernher King Constantine I of Greece's second cousin was Nadejda Mountbatten King Constantine I of Greece's second cousin was Mikhail Mikhailovich de Torbay, Count de Torby King Constantine I of Greece's second cousin was Princess Nina of Russia King Constantine I of Greece's second cousin was Princess Xenia Georgina of Russia King Constantine I of Greece's second cousin was Victoria Baroness Of Pawel Rammingen


King Constantine I of Greece's in laws:

King Constantine I of Greece's grandmother in law was HM Queen Victoria King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle in law was HM King Edward VII King Constantine I of Greece's father in law was Frederick III, German Emperor King Constantine I of Greece's mother in law was The Princess Victoria, Princess Royal King Constantine I of Greece's grandfather in law was HRH Prince Albert King Constantine I of Greece's sister in law-by-marriage was Augusta Victoria Of Schleswig-Holstein King Constantine I of Greece's grandfather in law was Wilhelm I, German Emperor King Constantine I of Greece's daughter in law was Princess Aspasia of Greece King Constantine I of Greece's grandmother in law was Princess Augusta Louisa of Saxe-Weimar-Eisenach King Constantine I of Greece's brother in law was Prince Henry of Prussia King Constantine I of Greece's sister in law was Princess Margaret of Prussia King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's aunt in law was Princess Helena Of The UK King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's aunt in law was Princess Louise, Duchess Of Argyll King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle-by-marriage was John Campbell, 9th Duke of Argyll King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle in law was Prince Arthur 1st Duke Of Connaught King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's aunt-by-marriage was Princess Louise Margaret of Prussia King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle in law was Prince Leopold, Duke of Albany King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's aunt-by-marriage was Princess Helena Of Waldeck And Pyrmont, Duchess of Albany; King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's aunt in law was Princess Beatrice of The UK King Constantine I of Greece's daughter in law was Queen Frederica of Hanover King Constantine I of Greece's son in law was Prince Aimone, 4th Duke Of Aosta King Constantine I of Greece's son in law was Major Richard Brandram King Constantine I of Greece's brother in law was Wilhelm II German Emperor King Constantine I of Greece's sister in law was Princess Charlotte King Constantine I of Greece's sister in law-by-marriage was Princess Irene of Hesse and by Rhine King Constantine I of Greece's brother in law was Prince Sigismund King Constantine I of Greece's sister in law was Princess Victoria King Constantine I of Greece's brother in law was Prince Waldemar King Constantine I of Greece's brother in law-by-marriage was Prince Frederick Charles Of Hesse, King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's aunt-by-marriage was HM Queen Alexandra King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's aunt in law was Princess Alice Of The UK King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle-by-marriage was Prince Louis IV Grand Duke of Hesse King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle in law was Alfred Duke of Saxe-Coburg and Gotha King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle-by-marriage was Prince Christian of Schleswig-Holstein King Constantine I of Greece's wife Queen Sophia of Greece, Queen of the Hellenes's uncle-by-marriage was Prince Henry Of Battenberg


King Constantine I of Greece's former in laws:

King Constantine I of Greece's former daughter in law was Queen Elisabetha of Greece King Constantine I of Greece's former son in law was King Carol II of Romania