Simone Thion de la Chaume (24 November 1908 – 4 September 2001) was a French amateur golfer.
In 1924, she became the first foreign player to win the Girls Amateur Championship and in 1927 the first to win the British Ladies Amateur, then the most prestigious tournament in British and European ladies' golf and an event her daughter, Catherine Lacoste, would also win 42 years later.At the 1927 U.S.