# 1980 U.S. Clay Court Championships – Women's singles

Top-seed Chris Evert-Lloyd won the title for the sixth time, beating fourth-seed Andrea Jaeger in the final for a first-prize of $30,000.

## Seeds

The eight seeds received a bye into the second round. A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
* Chris Evert-Lloyd (champion)
* Evonne Cawley (semifinals)
* Virginia Ruzici (third round)
* Andrea Jaeger (final)
* Regina Maršíková (quarterfinals)
* Ivanna Madruga (semifinals)
* Mima Jaušovec (withdrew — arm injury)
* Laura duPont (second round)

## 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 | Final | Final | Final | Final |
| 1 | Chris Evert | 6 | 6 | | | | | | | | |
| Q | Anne White | 0 | 2 | | | | | | | | |
| Q | Anne White | 0 | 2 | 1 | Chris Evert | 6 | 3 | | | | |
| | | | | 6 | Ivanna Madruga | 4 | 0$^r$ | | | | |
| | Hana Strachoňová | 1 | 2 | 6 | Ivanna Madruga | 4 | 0$^r$ | | | | |
| 6 | Ivanna Madruga | 6 | 6 | | | | | | | | |
| 6 | Ivanna Madruga | 6 | 6 | | | | | 1 | Chris Evert | 6 | 6 |
| | | | | | | | | 4 | Andrea Jaeger | 4 | 3 |
| | Mary Lou Piatek | 1 | 1 | | | | | | | | | 4 | Andrea Jaeger | 4 | 3 |
| 4 | Andrea Jaeger | 6 | 6 | | | | | | | | |
| 4 | Andrea Jaeger | 6 | 6 | 4 | Andrea Jaeger | 6 | 6 | | | | |
| | | | | 2 | Evonne Cawley | 4 | 2 | | | | |
| 5 | Regina Maršíková | 5 | 3 | 2 | Evonne Cawley | 4 | 2 | | | | |
| 2 | Evonne Cawley | 7 | 6 | | | | | | | | |

### Top half
#### 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | C Evert | 6 | 6 | | | | | | | | | |
| | J DuVall | 5 | 4 | | | J Russell | 4 | 4 | | | | | | | | | |
| | J Russell | 7 | 6 | | | | | | | 1 | C Evert | 6 | 6 | | | | |
| LL | K Gulley | 4 | 1 | | | | | | | | D Evers | 1 | 0 | | | | |
| Q | V Beggs | 6 | 6 | | Q | V Beggs | 6 | 2 | 1 | | | | | | | | |
| | D Evers | 7 | 6 | | | D Evers | 1 | 6 | 6 | | | | | | | | |
| LL | Rita Agassi | 6 | 1 | | | | | | | | | | | 1 | C Evert | 6 | 6 |
| Q | S Jaeger | 6 | 6 | | | | | | | | | | | Q | A White | 0 | 2 |
| | B-A Dent | 1 | 4 | | Q | S Jaeger | 1 | 0 | | | | | | | | | |
| Q | A White | 3 | 6 | 6 | Q | A White | 6 | 6 | | | | | | | | | |
| | C Reynolds | 6 | 4 | 1 | | | | | | Q | A White | 6 | 6 | | | | |
| LL | E Little | 0 | 6 | 2 | | | | | | | D Gilbert | 4 | 4 | | | | |
| | D Gilbert | 6 | 4 | 6 | | D Gilbert | 6 | 6 | | | | | | | | | |
| | | | | | LL | Michelle Weiss | 3 | 1 | | | | | | | | | |

#### 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | V Ruzici | 6 | 5 | 8 | | | | | | | | |
| | G Coles | 4 | 7 | 3 | | Lee D-h | 0 | 7 | 6 | | | | | | | | |
| | Lee D-h | 6 | 5 | 6 | | | | | | 3 | V Ruzici | 6 | 2 | | | | |
| LL | S Provoust | 1 | 1 | | | | | | | | H Strachoňová | 7 | 6 | | | | |
| Q | C Franch | 6 | 6 | | Q | C Franch | 1 | 2 | | | | | | | | | |
| | H Strachoňová | 6 | 6 | | | H Strachoňová | 6 | 6 | | | | | | | | | |
| Q | Nina Voydat | 2 | 0 | | | | | | | | | | | | H Strachoňová | 1 | 2 |
| | A Evans | 3 | 4 | | | | | | | | | | | 6 | I Madruga | 6 | 6 |
| | L Forood | 6 | 6 | | | L Forood | 6 | 6 | | | | | | | | | |
| | R Richards | 4 | 4 | | | P Smith | 3 | 4 | | | | | | | | | |
| | P Smith | 6 | 6 | | | | | | | | L Forood | 0 | 0 | | | | |
| | R Blount | 2 | 1 | | | | | | | 6 | I Madruga | 6 | 6 | | | | |
| | S Leo | 6 | 6 | | | S Leo | 0 | 2 | | | | | | | | | |
| | | | | | 6 | I Madruga | 6 | 6 | | | | | | | | | |

### Bottom half
#### 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 8 | L duPont | 3 | 2 | | | | | | | | | | |
| | R Fairbank | 6 | 6 | | | R Fairbank | 6 | 6 | | | | | | | | | | |
| | L Doherty | 1 | 4 | | | | | | | | R Fairbank | 6 | 3 | 5 | | | | |
| | B Hallquist | 4 | 6 | 4 | | | | | | | M L Piatek | 4 | 6 | 7 | | | | |
| | J Newberry | 6 | 4 | 6 | | J Newberry | 1 | 2 | | | | | | | | | | |
| LL | J Preyer | 2 | 1 | | | M L Piatek | 6 | 6 | | | | | | | | | | |
| | M L Piatek | 6 | 6 | | | | | | | | | | | | | M L Piatek | 1 | 1 |
| | Y Vermaak | 6 | 6 | | | | | | | | | | | | 4 | A Jaeger | 6 | 6 |
| | F Hutnick | 4 | 0 | | | Y Vermaak | 6 | 1 | 0 | | | | | | | | | |
| | C Jolissaint | 7 | 1 | 4 | | A Smith | 3 | 6 | 6 | | | | | | | | | |
| | A Smith | 6 | 6 | 6 | | | | | | | A Smith | 1 | 0 | | | | | |
| | K Sands | 4 | 3 | | | | | | | 4 | A Jaeger | 6 | 6 | | | | | |
| Q | A Henricksson | 6 | 6 | | Q | A Henricksson | 1 | 0 | | | | | | | | | | |
| | | | | | 4 | A Jaeger | 6 | 6 | | | | | | | | | | |

#### Section 4

| 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 5 | R Maršiková | 7 | 6 | | | | | | | | | |
| | N Sato | 1 | 2 | | | S Collins | 6 | 4 | | | | | | | | | |
| | S Collins | 6 | 6 | | | | | | 5 | R Maršiková | 2 | 6 | 9 | | | | |
| | E Raponi | 6 | 3 | 2 | | | | | | R Tomanová | 6 | 3 | 7 | | | | |
| | S Saliba | 4 | 6 | 6 | | S Saliba | 2 | 2 | | | | | | | | | |
| | R Tomanová | 6 | 6 | | | R Tomanová | 6 | 6 | | | | | | | | | |
| Q | S McInerney | 2 | 2 | | | | | | | | | | | 5 | R Maršiková | 5 | 3 |
| | K Jones | 1 | 2 | | | | | | | | | | | 2 | E Cawley | 7 | 6 |
| | C Casabianca | 6 | 6 | | | C Casabianca | 3 | 5 | | | | | | | | | |
| | P Delhees | 3 | 3 | | Q | J Portman | 6 | 7 | | | | | | | | | |
| Q | J Portman | 6 | 6 | | | | | | Q | J Portman | 5 | 0 | | | | | |
| | S Acker | 6 | 6 | | | | | | 2 | E Cawley | 7 | 6 | | | | | |
| | M Gurdal | 4 | 1 | | | S Acker | 4 | 2 | | | | | | | | | |
| | | | | | 2 | E Cawley | 6 | 6 | | | | | | | | | |