# 1977 US Open – Women's singles

Two-time defending champion Chris Evert defeated Wendy Turnbull in the final, 7–6, 6–2 to win the women's singles tennis title at the 1977 US Open. It was her third US Open title and her seventh major singles title overall. For the second consecutive year, Evert did not lose a set during the tournament.
This was the third and last edition of the tournament to be held on clay courts, as it would switch to hardcourts the following year.

## Seeds

The seeded players are listed below. Chris Evert is the champion; others show the round in which they were eliminated.
* Chris Evert (champion)
* Martina Navratilova (semifinalist)
* Virginia Wade (quarterfinalist)
* Sue Barker (third round)
* Betty Stöve (semifinalist)
* Rosie Casals (fourth round)
* Billie Jean King (quarterfinalist)
* Dianne Fromholtz (fourth round)
* Kerry Reid (fourth round)
* Mima Jaušovec (quarterfinalist)
* Kristien Shaw (first round)
* Wendy Turnbull (finalist)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Chris Evert | 6 | 6 | | | | | | | | | |
| 7 | Billie Jean King | 2 | 0 | | | | | | | | | |
| 7 | Billie Jean King | 2 | 0 | 1 | Chris Evert | 6 | 7 | | | | | |
| | | | | 5 | Betty Stöve | 3 | 5 | | | | | |
| | Tracy Austin | 2 | 2 | 5 | Betty Stöve | 3 | 5 | | | | | |
| 5 | Betty Stöve | 6 | 6 | | | | | | | | | |
| 5 | Betty Stöve | 6 | 6 | | | | | | 1 | Chris Evert | 7 | 6 |
| | | | | | | | | | 12 | Wendy Turnbull | 6 | 2 |
| 12 | Wendy Turnbull | 6 | 6 | | | | | | | | | | 12 | Wendy Turnbull | 6 | 2 |
| 3 | Virginia Wade | 2 | 1 | | | | | | | | | |
| 3 | Virginia Wade | 2 | 1 | 12 | Wendy Turnbull | 2 | 7 | 6 | | | | |
| | | | | 2 | Martina Navratilova | 6 | 5 | 4 | | | | |
| 10 | Mima Jaušovec | 4 | 1 | 2 | Martina Navratilova | 6 | 5 | 4 | | | | |
| 2 | Martina Navratilova | 6 | 6 | | | | | | | | | |

### Earlier rounds
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| 1 | Evert | 6 | 6 | | | | | | | | | | | | | | |
| | Walsh | 1 | 0 | | 1 | Evert | 6 | 6 | | | | | | | | | |
| | Whytcross | 2 | 6 | 7 | | Whytcross | 0 | 0 | | | | | | | | | |
| | Bohm | 6 | 0 | 6 | | | | | | 1 | Evert | 6 | 6 | | | | |
| | | | | | | | | | | | Anliot | 2 | 2 | | | | |
| | | | | | | Maršíková | 6 | 4 | 1 | | | | | | | | |
| | Anliot | 7 | 6 | | | Anliot | 2 | 6 | 6 | | | | | | | | |
| | Bruning | 5 | 2 | | | | | | | | | | | 1 | Evert | 6 | 6 |
| | | | | | | | | | | | | | | | Richey | 3 | 0 |
| | | | | | | Hunt | 7 | 3 | 6 | | | | | | | | |
| | Gourlay Cawley | 6 | 6 | | | Gourlay Cawley | 5 | 6 | 3 | | | | | | | | |
| | Carillo | 2 | 3 | | | | | | | | Hunt | 1 | 6 | | | | |
| | Richey | 7 | 6 | | | | | | | | Richey | 6 | 7 | | | | |
| | Struthers | 6 | 0 | | | Richey | 7 | 6 | | | | | | | | | |
| | | | | | Q | Louie | 6 | 2 | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | | | | | 7 | King | 6 | 3 | 7 | | | | | | | | | | |
| | Smith | 7 | 6 | | | Smith | 3 | 6 | 5 | | | | | | | | | | |
| | Louie | 5 | 4 | | | | | | | 7 | King | 6 | 2 | 6 | | | | | |
| | | | | | | | | | | Q | McInerney | 1 | 6 | 1 | | | | | |
| | | | | | Q | McInerney | 7 | 6 | | | | | | | | | | | |
| | Hallquist | 6 | 6 | | | Hallquist | 5 | 0 | | | | | | | | | | | |
| | Charles | 4 | 4 | | | | | | | | | | | | 7 | King | 6 | 3 | 7 |
| 9 | Reid | 6 | 6 | | | | | | | | | | | | 9 | Reid | 1 | 6 | 6 |
| | Stratton | 2 | 3 | | 9 | Reid | 6 | 6 | | | | | | | | | | | |
| | | | | | | Evert | 0 | 2 | | | | | | | | | | | |
| | | | | | | | | | | 9 | Reid | 7 | 6 | | | | | | |
| | | | | | | | | | | | Liess | 6 | 1 | | | | | | |
| | | | | | LL | Saliba | 3 | 3 | | | | | | | | | | | |
| | Liess | 6 | 0 | 6 | | Liess | 6 | 6 | | | | | | | | | | | |
| | Gerulaitis | 3 | 6 | 4 | | | | | | | | | | | | | | | |

#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round |
| 4 | Barker | 6 | 5 | 6 | | | | | | | | | | | | |
| | Ebbinghaus | 4 | 7 | 3 | 4 | Barker | 6 | 4 | 6 | | | | | | | |
| | | | | | | Riedel | 4 | 6 | 1 | | | | | | | |
| | | | | | | | | | | 4 | Barker | 1 | 4 | | | |
| | Austin | 3 | 6 | 6 | | | | | | | Austin | 6 | 6 | | | |
| | Eisterlehner | 6 | 3 | 1 | | Austin | 6 | 6 | | | | | | | | |
| | | | | | | Ganz | 1 | 2 | | | | | | | | |
| | | | | | | | | | | | | | | Austin | 6 | 7 |
| | | | | | | | | | | | | | | Ruzici | 3 | 5 |
| | | | | | | Bueno | 2 | 3 | | | | | | | | |
| | Ruzici | 2 | 6 | 6 | | Ruzici | 6 | 6 | | | | | | | | |
| | Gurdal | 6 | 3 | 2 | | | | | | | Ruzici | 6 | 6 | | | |
| | Reynolds | 6 | 6 | | | | | | | | Bostrom | 2 | 1 | | | |
| | Thomas | 4 | 2 | | | Reynolds | 2 | 1 | | | | | | | | |
| | | | | | | Bostrom | 6 | 6 | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| 5 | Stöve | 6 | 3 | 6 | | | | | | | | | | | | | |
| | Antonoplis | 3 | 6 | 2 | 5 | Stöve | 6 | 6 | | | | | | | | | |
| | | | | | | Kloss | 4 | 1 | | | | | | | | | |
| | | | | | | | | | | 5 | Stöve | 7 | 6 | | | | |
| | | | | | | | | | | | duPont | 5 | 4 | | | | |
| | | | | | | duPont | 6 | 6 | | | | | | | | | |
| | Forood | 3 | 6 | 7 | | Forood | 4 | 4 | | | | | | | | | |
| | Sparre | 6 | 4 | 6 | | | | | | | | | | 5 | Stöve | 6 | 6 |
| | Mihai | 6 | 6 | | | | | | | | | | | | Kuykendall | 3 | 0 |
| 11 | Kemmer Shaw | 3 | 2 | | | Mihai | 2 | 6 | 6 | | | | | | | | |
| | | | | | | Margolin | 6 | 1 | 1 | | | | | | | | |
| | | | | | | | | | | | Mihai | 3 | 1 | | | | |
| | | | | | | | | | | | Kuykendall | 6 | 6 | | | | |
| | | | | | | Kuykendall | 6 | 6 | | | | | | | | | |
| | Beaven | 6 | 6 | | | Beaven | 0 | 4 | | | | | | | | | |
| | Kiyomura | 4 | 2 | | | | | | | | | | | | | | |

#### Section 5

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Stevens | 6 | 6 | | | | | | | | | | | | | | | |
| | Latham | 3 | 4 | | | Stevens | 4 | 4 | | | | | | | | | | |
| | | | | | Q | Jordan | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | Q | Jordan | 4 | 3 | | | | | | |
| | | | | | | | | | 12 | Turnbull | 6 | 6 | | | | | | |
| | | | | | | Doerner | 0 | 2 | | | | | | | | | | |
| 12 | Turnbull | 6 | 6 | | 12 | Turnbull | 6 | 6 | | | | | | | | | | |
| | Simmonds | 2 | 1 | | | | | | | | | | | 12 | Turnbull | 4 | 6 | 6 |
| | | | | | | | | | | | | | | 6 | Casals | 6 | 0 | 0 |
| | | | | | Q | Elliott | 2 | 3 | | | | | | | | | | |
| | Cuypers | 7 | 6 | 6 | | Cuypers | 6 | 6 | | | | | | | | | | |
| Q | Stoll | 5 | 7 | 2 | | | | | | Cuypers | 2 | 6 | 2 | | | | | |
| | | | | | | | | | 6 | Casals | 6 | 1 | 6 | | | | | |
| | | | | | | Teeguarden | 3 | 6 | | | | | | | | | | |
| 6 | Casals | 2 | 6 | 6 | 6 | Casals | 6 | 7 | | | | | | | | | | |
| | Nagelsen | 6 | 4 | 3 | | | | | | | | | | | | | | |

#### Section 6

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| | | | | | | Holladay | 2 | 6 | 1 | | | | | | | | | |
| | Russell | 7 | 6 | | | Russell | 6 | 3 | 6 | | | | | | | | | |
| | Lovera | 5 | 4 | | | | | | | | Russell | 7 | 3 | 1 | | | | |
| | Guerrant | 7 | 2 | 6 | | | | | | | Guerrant | 5 | 6 | 6 | | | | |
| | Vermaak | 6 | 6 | 1 | | Guerrant | 6 | 4 | 7 | | | | | | | | | |
| | | | | | | Overton | 0 | 6 | 5 | | | | | | | | | |
| | | | | | | | | | | | | | | | | Guerrant | 5 | 4 |
| | Fox | 6 | 6 | | | | | | | | | | | | 3 | Wade | 7 | 6 |
| | Wikstedt | 4 | 3 | | | Fox | 3 | 4 | | | | | | | | | | |
| | | | | | | Bonicelli | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | Bonicelli | 6 | 1 | 2 | | | | |
| | | | | | | | | | | 3 | Wade | 4 | 6 | 6 | | | | |
| | | | | | Q | Riley | 4 | 0 | | | | | | | | | | |
| 3 | Wade | 6 | 6 | | 3 | Wade | 6 | 6 | | | | | | | | | | |
| | Richards | 1 | 4 | | | | | | | | | | | | | | | |

#### Section 7

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Newberry | 6 | 6 | | | | | | | | | | | | | |
| | Baily | 1 | 0 | | | Newberry | 6 | 7 | | | | | | | | |
| | | | | | | Tomanová | 4 | 6 | | | | | | | | |
| | | | | | | | | | | Newberry | 1 | 2 | | | | |
| | | | | | | | | | 10 | Jaušovec | 6 | 6 | | | | |
| | | | | | | Bentzer | 1 | 1 | | | | | | | | |
| 10 | Jaušovec | 6 | 6 | | 10 | Jaušovec | 6 | 6 | | | | | | | | |
| | Dürr | 3 | 1 | | | | | | | | | | 10 | Jaušovec | 6 | 6 |
| | | | | | | | | | | | | | 8 | Fromholtz | 3 | 2 |
| | | | | | Q | Harris | 2 | 4 | | | | | | | | |
| | Tyler | 6 | 2 | | | Tyler | 6 | 6 | | | | | | | | |
| | May | 4 | 0 | r | | | | | | Tyler | 2 | 3 | | | | |
| | | | | | | | | | 8 | Fromholtz | 6 | 6 | | | | |
| | | | | | | Anthony | 3 | 2 | | | | | | | | |
| 8 | Fromholtz | 6 | 6 | | 8 | Fromholtz | 6 | 6 | | | | | | | | |
| | Boshoff | 1 | 4 | | | | | | | | | | | | | |

#### Section 8

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Coles | 1 | 6 | 7 | | | | | | | | | | | | | |
| | Penn | 6 | 2 | 5 | | Coles | 7 | 4 | 5 | | | | | | | | |
| | | | | | | Harter | 5 | 6 | 7 | | | | | | | | |
| | | | | | | | | | | | Harter | 0 | 0 | | | | |
| | | | | | | | | | | | Kruger | 6 | 6 | | | | |
| | | | | | | Kruger | 6 | 6 | | | | | | | | | |
| Q | Michel | 6 | 6 | | Q | Michel | 2 | 2 | | | | | | | | | |
| | Ziegenfuss | 4 | 3 | | | | | | | | | | | | Kruger | 2 | 1 |
| | | | | | | | | | | | | | | 2 | Navratilova | 6 | 6 |
| | | | | | | Harford | 6 | 6 | | | | | | | | | |
| | Evers | 6 | 6 | | | Evers | 4 | 2 | | | | | | | | | |
| | Mappin | 4 | 2 | | | | | | | | Harford | 0 | 2 | | | | |
| | | | | | | | | | | 2 | Navratilova | 6 | 6 | | | | |
| | | | | | | Meyer | 4 | 1 | | | | | | | | | |
| 2 | Navratilova | 6 | 6 | | 2 | Navratilova | 6 | 6 | | | | | | | | | |
| | Hamm | 0 | 1 | | | | | | | | | | | | | | |