Yusupova, Zinaida Nikolayevna
(1861-1939), Princess from the old noble family of Yusupovs, she was the last representative of the family, that is why upon a special order of the Emperor the title of Prince and the name of Yusupov were transferred to her husband, Count Felix Felixovich Sumarokov-Elston
(1856-1928), Moscow General Governor (1914-15); their sons: Sumarokov-Elston, Nikolai Felixovich
(1882-1908), Count, the elder son, was killed in a duel; Sumarokov-Elston, Felix Felixovich
(1887-1967) Count, later Prince Yusupov, the younger son, was married to Grand Duchess Irina Alexandrovna (1895-1970), niece of Emperor Nicholas II. He is famous for organizing the assassination of Grigoriy Rasputin. Left memoirs about his family and his emperial relatives. See: Valentin Serov. Portrait of Prince Felix Yusupov, Count Sumarokov-Elstone. Portrait of Count Nikolay Sumarokov-Elstone. Portrait of Count Felix Sumarokov-Elstone, later Prince Yusupov.