| Women's Singles | |
|---|---|
| 1977 US Open | |
| Champion |
|
| Runner-up |
|
| Final score | 7–6, 6–2 |
Chris Evert was the two-time defending champion. She successfully defended her title defeating Wendy Turnbull 7-6, 6–2 in the final to win the women's singles title at the 1977 US Open.
The seeded players are listed below. Chris Evert is the champion; others show the round in which they were eliminated.