Édouard de La Rochefoucauld

[1] He was the youngest son of Sosthène II de La Rochefoucauld, 4th Duke of Doudeauville, and, his second wife, Princess Marie Georgine Sophie Hedwige Eugenie of Ligne (1843–1911).

[2] From his parents' marriage, his elder siblings were Charles de La Rochefoucauld-Doudeauville (who took the Spanish title of Duke of Estrées);[2] Elisabeth de la Rochefoucauld (who married their cousin, Louis, 9th Prince of Ligne);[2] Armand de La Rochefoucauld (who became the 5th Duke of Doudeauville and married Princess Marié Lise Radziwiłł);[2] and Marie de La Rochefoucauld (who married François d'Harcourt, 10th Duke of Harcourt).

[2] Upon his death, the Château d'Esclimont passed to his eldest daughter Marie-Carmen, Countess of Mailly-Nesle.

[1] Through his daughter Marie-Carmen, he was a grandfather of Laure-Suzanne-Marie (née de Mailly-Nesle) Maingard,[13] who sold the Château d'Esclimont in 1981 to René Traversac, president of the luxury hotel group "Les Grandes Étapes Françaises".

1940), a former member of the Senate of France,[15] who has been president of the Jockey-Club de Paris since 2014 (like Édouard's father and brother, Armand).