1955 U.S. National Championships – Women's singles

First-seeded Doris Hart defeated unseeded Patricia Ward 6–4, 6–2 in the final to win the women's singles tennis title at the 1955 U.S. National Championships.^[2] Hart won the tournament without losing a set.^[3]

Women's singles
1955 U.S. National Championships
Champion	Doris Hart[1]
Runner-up	Pat Ward[1]
Score	6–4, 6–2
Seeds	8

Seeds

The seeded players are listed below. Doris Hart is the champion; others show in brackets the round in which they were eliminated.

1. Doris Hart (champion)
2. Louise Brough (third round)
3. Beverly Baker Fleitz (semifinals)
4. Dorothy Knode (semifinals)
5. Barbara Davidson (quarterfinals)
6. Shirley Fry (third round)
7. Dorothy Bundy Cheney (first round)
8. Barbara Breit (semifinals)

Draw

Key

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

Final eight

	Quarterfinals							Semifinals							Finals
	1	Doris Hart	6	6
		Nancy Chaffee	4	4
								1	Doris Hart	6	6
								4	Dorothy Knode	1	1
	6	Shirley Fry	7	6
	4	Dorothy Knode	9	8
															1	Doris Hart	6	6
																Patricia Ward	4	2
	3	Beverly Baker Fleitz	6	6	0
	8	Barbara Breit	8	4	6
								8	Barbara Breit	1	2
									Patricia Ward	6	6
		Patricia Ward	9	6
		Belmar Gunderson	7	0