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|  |  |  |  |  |  |  |  | Christian IX of Denmark 1818–1906
 r. 1863–1906
 |  |  | Constantine of Russia 1827–1892
 |  |  |  |  | Michael of Russia 1832–1909
 |  |  |  | Alexander II of Russia 1818–1881
 r. 1855–1881
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Robert, Duke of Chartres 1940–1910
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| Frederick VIII of Denmark 1843–1912
 r. 1906–1912
 |  |  | Alexandra 1844–1925
 m. Edward VII of the UK
 |  | GEORGE I 1845–1913
 r. 1863–1913
 |  | OLGA Constantinovna 1851–1926
 Regent 1920
 |  |  |  | Vladimir of Russia 1847–1909
 |  |  | Dagmar 1847–1928
 |  | Alexander III of Russia 1845–1894
 r. 1881–1894
 |  | Frederick III of Germany 1831–1888
 r. 1888–1888
 |  |  | Thyra 1853–1933
 m. Ernest Augustus of Hanover
 |  | Valdemar 1859–1939
 |  | Marie of Orléans 1865–1909
 |  | Jean of Orléans 1874–1920
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|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 
|  |  |  | Sophia of Prussia 1870–1932
 |  | CONSTANTINE I 1868–1923
 r. 1913–1917, 1920–1922
 |  |  | Alexandra 1870–1891
 |  | Paul of Russia 1860–1919
 |  |  |  |  |  | George of Russia 1863–1919
 |  | Maria 1876–1940
 |  |  | Andrew 1882–1944
 m. Alice of Battenberg
 |  | Wilhelm II of Germany 1859–1941
 r. 1888–1914
 |  |  |  | Aage 1887–1940
 Axel
 1888–1964
 Erik
 1890–1950
 Viggo
 1893–1970
 |  | Margaret 1895–1992
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| Christian X of Denmark 1870–1947
 r. 1912–1947
 |  |  |  |  |  | George 1869–1957
 m. Marie Bonaparte
 |  | Maria Pavlovna 1890–1958
 Dimitri Pavlovich
 1891–1941
 |  | Nicholas 1872–1938
 |  | Elena Vladimirovna 1882–1937
 |  |  |  |  |  | Olga 1881
 |  |  |  |  | Victoria Louise of Prussia 1892–1980
 |  | Ernest Augustus III of Hanover 1887–1953
 |  |  |  |  |  | Christopher 1888–1940
 |  | Françoise of Orléans 1902–1953
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|  |  |  |  |  |  |  |  |  | Peter 1908–1980
 Eugenie
 1910–1989
 |  |  |  |  |  |  |  | Olga 1903–1997
 Elizabeth
 1904–1955
 Marina
 1906–1968
 |  | Nina 1901–1974
 Xenia
 1903–1965
 |  | Margarita 1905–1981
 Theodora
 1906–1969
 Cecilie
 1911–1937
 |  | Philip 1921–2021
 m. Elizabeth II of the UK
 |  |  |  | Sophie 1914–2001
 |  | George William of Hanover 1915–2006
 |  |  |  |  |  | Michael 1939–2024
 m. Marina Karella
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| Frederik IX of Denmark 1899–1972
 r. 1947–1972
 |  | GEORGE II 1890–1947
 r. 1922–1924, 1935–1947
 |  | Elisabeth of Romania 1894–1956
 |  | ALEXANDER 1893–1920
 r. 1917–1920
 m. Aspasia Manos
 |  |  |  | Carol II of Romania 1893–1953
 r. 1930–1940
 |  | Helen 1896–1982
 |  |  |  |  | PAUL 1901–1964
 r. 1947–1964
 |  | Frederica of Hanover 1917–1981
 |  |  |  |  | Irene 1904–1974
 m. Aimone, Duke of Aosta
 |  | Katherine 1913–2007
 m. Richard Brandram
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| Margrethe II of Denmark born 1940
 r. 1972–2024
 |  |  |  |  |  |  |  |  | Alexandra 1921–1993
 m. Peter II of Yugoslavia
 |  | Anne of Bourbon-Parma 1923–2016
 |  | Michael I of Romania 1921–2017
 |  | Sophia born 1938
 m. Juan Carlos I of Spain
 |  | Anne-Marie of Denmark born 1946
 |  | CONSTANTINE II 1940–2023
 r. 1964–1973
 |  | Irene born 1942
 |  | Amadeo, Duke of Aosta 1943–2021
 |  | Paul Brandram 1948–2020
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|  |  |  |  |  |  |  |  |  |  |  |  |  |  | Alexia born 1965
 m. Carlos Morales Quintana
 |  | Pavlos born 1967
 m. Marie-Chantal Miller
 |  | Nikolaos born 1969
 m. Tatiana Ellinka Blatnik
 d. 2024
 m. Chrysí Vardinogianni
 |  | Theodora born 1983
 m. Matthew Jeremiah Khumar
 |  | Philippos born 1986
 m. Nina Nastassja Flohr
 |  |  |  |  |  |  | Aimone, Duke of Aosta born 1967
 |  | Olga born 1973
 |  | Alexandra born 1968
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