List of coupled cousins

Columns: Person | Spouse | Married | Year | Relationship | Common ancestor ( s )
Adolphus Frederick II , Duke of Mecklenburg-Strelitz | Princess Maria of Mecklenburg-Güstrow ( daughter of Gustav Adolph , Duke of Mecklenburg-Güstrow ) | 1684 | 1684 | First cousins once removed | Johann VII , Duke of Mecklenburg and Sophia of Holstein-Gottorp | Adolphus Frederick III , Duke of Mecklenburg-Strelitz | Princess Dorothea of Schleswig-Holstein-Sonderburg-Plön ( daughter of John Adolphus , Duke of Schleswig-Holstein-Sonderburg-Plön ) | 16 April 1709 | 1709 | Third cousins | Adolf , Duke of Holstein-Gottorp and Christine of Hesse | Adolphus Frederick V , Grand Duke of Mecklenburg-Strelitz | Princess Elisabeth of Anhalt | April 17 , 1877 | 1877 | Second cousins once removed | Charles II , Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt | Afonso , Prince of Portugal | Isabella of Aragon , Queen of Portugal | 1490 | 1490 | Second cousins | John , Constable of Portugal and Isabel of Barcelos | Afonso II of Portugal | Urraca of Castile , Queen of Portugal | 1206 | 1206 | Second cousins once removed | Ramon Berenguer III , Count of Barcelona and Douce I , Countess of Provence | Afonso III of Portugal | Matilda II , Countess of Boulogne ( first wife ) | 1239 | 1239 | Third cousins once removed | Fulk , King of Jerusalem

Example questions:
In what year did the first president of the National Olympic Committee of West Germany get married as a coupled cousin ? | Who did the second daughter of George II marry as a coupled cousin ? | In what year did two common descendants of the son of Prince Charles Louis and Countess Amalie Henriette get married as part of a coupled cousin ? | What is the blood relationship between the person born on 19 July 1828 and his coupled cousin spouse who died on 27 August 1905 ? | What cousin did the monarch considered a mere constitutional figurehead his whole life marry ?

Answers:
1917 | Adolf I , Prince of Schaumburg-Lippe | 1914 | Fifth cousins | Louisa Ulrika of Prussia