1949 U.S. National Championships – Women's Singles

Women's Singles
1949 U.S. National Championships
Champion	Margaret Osborne duPont
Runner-up	Doris Hart
Final score	6–4, 6–1

Second-seeded Margaret Osborne duPont defeated Doris Hart 6–4, 6–1 in the final to win the Women's Singles tennis title at the 1949 U.S. National Championships.

Seeds

The tournament used two lists of seven players for seeding the women's singles event; one for U.S. players and one for foreign players. Margaret Osborne duPont is the champion; others show in brackets the round in which they were eliminated.

1. Louise Brough (Semifinalist)
2. Margaret Osborne duPont (Champion)
3. Doris Hart (Finalist)
4. Shirley Fry (Third round)
5. Pat Canning Todd (Quarterfinalist)
6. Gussy Moran (Third round)
7. Beverly Baker (Quarterfinalist)

1. Betty Hilton (Semifinalist)
2. Magda Rurac (Third round)
3. Jean Quertier (Third round)
4. Jean Walker-Smith (Third round)
5. Kay Tuckey (Third round)
6. Holly Blair (Third round)
7. Patricia Macken (First round)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• r. = retired

Final Eight

	Quarterfinals							Semifinals							Finals
	1	Louise Brough	6	2	6
	7	Beverly Baker	1	6	2
								1	Louise Brough	5	1
								3	Doris Hart	7	6
	3	Doris Hart	6	6
		Barbara Scofield	2	0
															3	Doris Hart	4	1
															2	Margaret Osborne duPont	6	6
	2	Margaret Osborne duPont	6	10
	6	Pat Canning Todd	3	8
								2	Margaret Osborne duPont	6	6
								(1)	Betty Hilton	2	3
	(1)	Betty Hilton	6	6
		Helen Perez	2	3