The women's singles was a tennis event held as part of the Tennis at the 1920 Summer Olympics programme. A total of 18 players from 7 nations competed in the event, which was held from 16 to 24 August 1920 at the Beerschot Tennis Club. The event was won by Suzanne Lenglen of France, defeating Dorothy Holman of Great Britain in the final. It was the second consecutive victory for a French woman, with Marguerite Broquedis winning the pre-war 1912 tournament. Kathleen McKane Godfree of Great Britain defeated Sigrid Fick of Sweden in the bronze medal match.