# 1989 Mantegazza Cup – Singles

Helen Kelesi was the defending champion but did not compete that year.
Karine Quentrec won in the final 6–3, 5–7, 6–3 against Cathy Caverzasio.

## Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
* Neige Dias (semifinals)
* Mercedes Paz (quarterfinals)
* Sandra Wasserman (first round)
* Laura Lapi (first round)
* Laura Garrone (second round)
* Laura Golarsa (quarterfinals)
* Sabrina Goleš (semifinals)
* Julie Halard (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
| 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 | Final | Final | Final | Final |
| 1 | N Dias | 6 | 6 | | | | | | | | | | | | | | | | | | | |
| | J Tremelling | 4 | 3 | | 1 | N Dias | 3 | 6 | 6 | | | | | | | | | | | | | |
| LL | G Mosca | 7 | 3 | 2 | | C Cohen | 6 | 2 | 1 | | | | | | | | | | | | | |
| | C Cohen | 5 | 6 | 6 | | | | | | 1 | N Dias | 6 | 6 | | | | | | | | | |
| | E Švíglerová | 5 | 7 | 3 | | | | | | | L Corsato-Owsianka | 2 | 3 | | | | | | | | | |
| | L Corsato-Owsianka | 7 | 6 | 6 | | L Corsato-Owsianka | 6 | 7 | | | | | | | | | | | | | | |
| Q | S Dopfer | 5 | 1 | | 5 | L Garrone | 4 | 6 | | | | | | | | | | | | | | |
| 5 | L Garrone | 7 | 6 | | | | | | | | | | | | 1 | N Dias | 0 | 4 | | | | |
| 3 | S Wasserman | 6 | 4 | 4 | | | | | | | | | | | | K Quentrec | 6 | 6 | | | | |
| | S Farina | 1 | 6 | 6 | | S Farina | 6 | 6 | | | | | | | | | | | | | | |
| | L Lásková | 6 | 3 | 6 | | L Lásková | 2 | 3 | | | | | | | | | | | | | | |
| | O Tsarbopoulou | 3 | 6 | 3 | | | | | | | S Farina | 4 | 6 | 4 | | | | | | | | |
| Q | C Tessi | 5 | 5 | | | | | | | | K Quentrec | 6 | 2 | 6 | | | | | | | | |
| | K Quentrec | 7 | 7 | | | K Quentrec | 2 | 6 | 7 | | | | | | | | | | | | | |
| Q | F Labat | 6 | 6 | | Q | F Labat | 6 | 3 | 5 | | | | | | | | | | | | | |
| 8 | J Halard | 4 | 3 | | | | | | | | | | | | | | | | Karine Quentrec | 6 | 5 | 6 |
| 6 | L Golarsa | 6 | 6 | | | | | | | | | | | | | | | | Cathy Caverzasio | 3 | 7 | 3 |
| | B Romanò | 4 | 3 | | 6 | L Golarsa | 7 | 6 | | | | | | | | | | | | | | |
| Q | F Romano | 5 | 6 | 6 | Q | F Romano | 5 | 4 | | | | | | | | | | | | | | |
| | M Frimmelová | 7 | 3 | 0 | | | | | | 6 | L Golarsa | 2 | 7 | 2 | | | | | | | | |
| | M Laval | 6 | 6 | | | | | | | | C Caverzasio | 6 | 5 | 6 | | | | | | | | |
| | P Etchemendy | 7 | 7 | | | P Etchemendy | 1 | 6 | | | | | | | | | | | | | | |
| | C Caverzasio | 6 | 6 | | | C Caverzasio | 6 | 7 | | | | | | | | | | | | | | |
| 4 | L Lapi | 0 | 2 | | | | | | | | | | | | | C Caverzasio | 6 | 6 | | | | |
| 7 | S Goleš | 6 | 6 | 6 | | | | | | | | | | | 7 | S Goleš | 3 | 0 | | | | |
| | S Amiach | 7 | 1 | 2 | 7 | S Goleš | 6 | 5 | 6 | | | | | | | | | | | | | |
| | S Jaquet | 4 | 2 | | | A Grunfeld | 3 | 7 | 4 | | | | | | | | | | | | | |
| | A Grunfeld | 6 | 6 | | | | | | | 7 | S Goleš | 6 | 4 | 7 | | | | | | | | |
| | K Piccolini | 6 | 4 | 3 | | | | | | 2 | M Paz | 3 | 6 | 5 | | | | | | | | |
| LL | M Grossi | 3 | 6 | 6 | LL | M Grossi | 6 | 0 | | | | | | | | | | | | | | |
| | E Derly | 5 | 6 | | 2 | M Paz | 7 | 6 | | | | | | | | | | | | | | |
| 2 | M Paz | 7 | 7 | | | | | | | | | | | | | | | | | | | |