1938 French Championships – Women's singles

First-seeded Simonne Mathieu defeated Nelly Adamson 6–0, 6–3 in the final to win the women's singles tennis title at the 1938 French Championships. Hilde Sperling was the three-time defending champion, but did not compete this year.

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


 * 1) 🇫🇷 Simonne Mathieu (champion)
 * 2) 🇦🇺 Nancye Wynne Bolton (third round)
 * 3) 🇫🇷 Sylvie Henrotin (quarterfinals)
 * 4) 🇬🇧 Valerie Scott (second round)
 * 5) 🇫🇷 Arlette Halff (semifinals)
 * 6) 🇦🇺 Nell Hall Hopman (third round)
 * 7) Madzy Rollin Couquerque (semifinals)
 * 8) Esther Hein-Mueller (second round)

Key

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