1950 U.S. National Championships – Women's singles

First-seeded Margaret Osborne duPont defeated Doris Hart 6–3, 6–3 in the final to win the women's singles tennis title at the 1950 U.S. National Championships.

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


 * 1) 🇺🇸 Margaret Osborne duPont (champion)
 * 2) 🇺🇸 Doris Hart (finalist)
 * 3) 🇺🇸 Louise Brough (third round)
 * 4) 🇺🇸 Beverly Baker (semifinals)
 * 5) 🇺🇸 Pat Canning Todd (quarterfinals)
 * 6) 🇺🇸 Shirley Fry (quarterfinals)

Key

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