# 1989 Open Clarins – Singles

Petra Langrová was the defending champion, but lost in the semifinals to Sandra Cecchini.
Cecchini won the title by defeating Regina Rajchrtová 6–4, 6–7$^{(5–7)}$, 6–1 in the final.

## Seeds

* Nathalie Tauziat (quarterfinals)
* Isabel Cueto (quarterfinals)
* Radka Zrubáková (quarterfinals)
* Sandra Cecchini (champion)
* Bettina Fulco (second round)
* Regina Rajchrtová (final)
* Sandra Wasserman (first round)
* Patricia Tarabini (first 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

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 6 | Regina Rajchrtová | 5 | 6 | 6 | | | | | |
| | Cathy Caverzasio | 7 | 2 | 2 | | | | | |
| | Cathy Caverzasio | 7 | 2 | 2 | 6 | Regina Rajchrtová | 4 | 7$^7$ | 1 |
| | | | | | 4 | Sandra Cecchini | 6 | 6$^5$ | 6 |
| 4 | Sandra Cecchini | 6$^5$ | 6 | 6 | 4 | Sandra Cecchini | 6 | 6$^5$ | 6 |
| | Petra Langrová | 7$^7$ | 3 | 1 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | N Tauziat | 6 | 6 | | | | | | | | | | | | | | | | |
| | T Scheuer-Larsen | 1 | 4 | | 1 | N Tauziat | w/o | | | | | | | | | | | | |
| | F Bonsignori | 2 | 2 | | | R McQuillan | | | | | | | | | | | | | |
| | R McQuillan | 6 | 6 | | | | | | | 1 | N Tauziat | 6 | 4 | 2 | | | | | |
| WC | J Halard | 2 | 6 | 6 | | | | | | 6 | R Rajchrtová | 1 | 6 | 6 | | | | | |
| | C Suire | 6 | 4 | 1 | WC | J Halard | 7 | 3 | 2 | | | | | | | | | | |
| Q | A Villagrán | 0 | 2 | | 6 | R Rajchrtová | 5 | 6 | 6 | | | | | | | | | | |
| 6 | R Rajchrtová | 6 | 6 | | | | | | | | | | | | 6 | R Rajchrtová | 5 | 6 | 6 |
| 3 | R Zrubáková | 6 | 7 | | | | | | | | | | | | | C Caverzasio | 7 | 2 | 2 |
| | B Romanò | 2 | 5 | | 3 | R Zrubáková | 6 | 7 | | | | | | | | | | | |
| | S Goleš | 4 | 4 | | | L Lapi | 1 | 5 | | | | | | | | | | | |
| | L Lapi | 6 | 6 | | | | | | | 3 | R Zrubáková | 3 | 3 | | | | | | |
| | C Caverzasio | 6$^4$ | 6 | 6 | | | | | | | C Caverzasio | 6 | 6 | | | | | | |
| LL | N Guerrée | 7$^7$ | 3 | 4 | | C Caverzasio | 6 | 6 | | | | | | | | | | | |
| WC | A Dechaume | 6 | 6 | | WC | A Dechaume | 3 | 1 | | | | | | | | | | | |
| 7 | S Wasserman | 0 | 1 | | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | B Fulco | 3 | 6 | 6 | | | | | | | | | | | | | | |
| Q | F Gauvain | 6 | 3 | 4 | 5 | B Fulco | 4 | 0 | | | | | | | | | | |
| | E Pampoulova | 6 | 7 | | | E Pampoulova | 6 | 6 | | | | | | | | | | |
| Q | H Kadzidroga | 4 | 5 | | | | | | | E Pampoulova | 6 | 1 | 4 | | | | | |
| | E Švíglerová | 3 | 4 | | | | | | 4 | S Cecchini | 3 | 6 | 6 | | | | | |
| | N Herreman | 6 | 6 | | | N Herreman | 5 | 3 | | | | | | | | | | |
| | A Vieira | 2 | 3 | | 4 | S Cecchini | 7 | 6 | | | | | | | | | | |
| 4 | S Cecchini | 6 | 6 | | | | | | | | | | | 4 | S Cecchini | 6$^5$ | 6 | 6 |
| 8 | P Tarabini | 6$^4$ | 0 | | | | | | | | | | | | P Langrová | 7$^7$ | 3 | 1 |
| | P Langrová | 7$^7$ | 6 | | | P Langrová | 6 | 7 | | | | | | | | | | |
| LL | P Etchemendy | 4 | 7 | 6 | LL | P Etchemendy | 3 | 5 | | | | | | | | | | |
| | M Jaggard | 6 | 5 | 1 | | | | | | P Langrová | 6 | 6 | | | | | | |
| Q | V Martinek | 6 | 4 | 6 | | | | | 2 | I Cueto | 4 | 2 | | | | | | |
| | L Garrone | 4 | 6 | 4 | Q | V Martinek | 3 | 1 | | | | | | | | | | |
| | S Hack | 6 | 2 | 5 | 2 | I Cueto | 6 | 6 | | | | | | | | | | |
| 2 | I Cueto | 4 | 6 | 7 | | | | | | | | | | | | | | |