1949 French Championships – Women's singles

First-seeded Margaret duPont defeated Nelly Adamson 7–5, 6–2 in the final to win the women's singles tennis title at the 1949 French Championships.

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


 * 1) 🇺🇸 Margaret duPont (champion)
 * 2) 🇺🇸 Louise Brough (third round)
 * 3) 🇫🇷 Nelly Adamson (finalist)
 * 4)  Sheila Summers (semifinals)
 * 5) 🇬🇧 Betty Hilton (first round)
 * 6) 🇺🇸 Helen Rihbany (quarterfinals)
 * 7) 🇮🇹 Annalisa Bossi (semifinals)
 * 8) 🇬🇧 Jean Quertier (quarterfinals)
 * 9)  Nel Hermsen (third round)
 * 10) 🇫🇷 Monique Hamelin (third round)
 * 11) 🇮🇹 Helena Straubeová (first round)
 * 12) 🇺🇸 Virginia Lee Boyer (first round)
 * 13) 🇫🇷 Jacqueline Patorni (third round)
 * 14) 🇬🇧 Joy Gannon (third round)
 * 15) 🇬🇧 Joan P. Curry (quarterfinals)
 * 16) 🇮🇹 Nicla Migliori (third round)

Key

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