Suzanne Rachel Flore Lenglen (24 May 1899 – 4 July 1938) was a French tennis player. She was the first world No. 1 from 1921 to 1926, winning eight Grand Slam titles in singles and twenty-one in total. She was also a four-time World Hard Court Champion in singles, and ten times in total.
Lenglen won six Wimbledon singles titles, including five in a row from 1919 to 1923, and was the champion in singles, doubles, and mixed doubles at the first two open French Championships in 1925 and 1926.