1931 French Championships – Women's singles

Cilly Aussem defeated Betty Nuthall 8–6, 6–1 in the final to win the women's singles tennis title at the 1931 French Championships.

Seeds
The seeded players are listed below. Cilly Aussem is the champion; others show the round in which they were eliminated.


 * 1) 🇩🇪 Cilly Aussem (champion)
 * 2) 🇫🇷 Simonne Mathieu (quarterfinals)
 * 3) 🇺🇸 Helen Jacobs (quarterfinals)
 * 4) 🇪🇸 Lilly De Alvarez (semifinals)
 * 5) 🇺🇸 Elizabeth Ryan (quarterfinals)
 * 6) 🇬🇧 Betty Nuthall (finalist)
 * 7) 🇩🇪 Hilde Krahwinkel (semifinals)
 * 8) 🇬🇧 Joan Ridley (third round)

Key

 * Q = Qualifier
 * WC = Wild card
 * LL = Lucky loser
 * r = Retired