Prince Aly Khan (June 13, 1911 - May 12, 1960), an "international playboy", was vice president of the United Nations General Assembly and was the son of Aga Khan III (1877-1957) and his second wife, Teresa "Ginetta" Magliano (1888-1926).
Born in Turin, he married the Hon. Joan Yarde Buller (1908-1997), a daughter of the 3rd Baron Churston, who was the divorced wife of Group Capt. Loel Guinness, in Paris on May 18, 1936. She took the Islamic name Tajudowlah, though was generally known as Princess Joan Aly Khan. They had two children, Karim and Amyn. In 1940, Prince Aly joined the French cavalry and served in the Middle East while Joan set up a home for their sons in Kenya and laboured at the Anglo-French Hospital in Cairo. They were divorced in 1949, and she subsequently married the second Viscount Camrose.
Karim subsequently was named as the Ismaili's 49th Imam, bypassing Aly, and is known as His Highness Aga Khan IV.
On May 27, 1949, in Vallauris , France, Aly Khan married American actress Rita Hayworth, and by her had one daughter, Yasmin Aga Khan, who was born seven months later, on December 28, 1949. He later became involved with the celebrated French fashion model Bettina (Simone Micheline Graziani), with whom he was living at the time of his death.
He died in Paris, in an automobile accident. His remains were removed to Damascus, Syria, on July 11, 1972.