| Women's singles | |
|---|---|
| 1998 Heineken Trophy | |
| 1997 Champion |  Ruxandra Dragomir |
| Champion |  Julie Halard-Decugis |
| Runner-up |  Miriam Oremans |
| Final score | 6–3, 6–4 |
Ruxandra Dragomir was the defending champion but lost in the first round to Julie Halard-Decugis.
Halard-Decugis won in the final 6–3, 6–4 against Miriam Oremans.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top two seeds received a bye to the second round.
Amanda Coetzer (second round) Sandrine Testud (semifinals)
Dominique Van Roost (first round) Sabine Appelmans (quarterfinals) Ruxandra Dragomir (first round) Amélie Mauresmo (first round)
Corina Morariu (second round)
Gala León García (quarterfinals)| Final | ||||||
| Miriam Oremans | 3 | 4 | ||||
| Julie Halard-Decugis | 6 | 6 | ||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | A Coetzer | 4 | 2 | ||||||||||||||||||||||||
 A Glass | 5 | 6 | K Po | 6 | 6 | ||||||||||||||||||||||
| K Po | 7 | 7 | K Po | 6 | 6 | ||||||||||||||||||||||
| Q |  Y Yoshida | 6 | 7 | C Rubin | 2 | 3 | |||||||||||||||||||||
 D Chládková | 4 | 5 | Q | Y Yoshida | 5 | 4 | |||||||||||||||||||||
| C Rubin | 6 | 6 | C Rubin | 7 | 6 | ||||||||||||||||||||||
| 6 | A Mauresmo | 1 | 4 | K Po | 1 | 7 | 6 | ||||||||||||||||||||
| 3 | D Van Roost | 3 | 6 | M Oremans | 6 | 6 | 7 | ||||||||||||||||||||
| M Oremans | 6 | 7 | M Oremans | 7 | 6 | 6 | |||||||||||||||||||||
 S-T Wang | 3 | 2 | Q | A Dechaume-Balleret | 6 | 7 | 2 | ||||||||||||||||||||
| Q | A Dechaume-Balleret | 6 | 6 | M Oremans | 6 | 2 | 6 | ||||||||||||||||||||
| WC | K Boogert | 6 | 6 | WC | K Boogert | 3 | 6 | 4 | |||||||||||||||||||
 K Habšudová | 1 | 2 | WC | K Boogert | 4 | 6 | 7 | ||||||||||||||||||||
| WC |  T Pisnik | 3 | 0 | 7 | C Morariu | 6 | 2 | 5 | |||||||||||||||||||
| 7 | C Morariu | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | R Dragomir | 6 | 3 | ||||||||||||||||||||||||
| J Halard-Decugis | 7 | 6 | J Halard-Decugis | 6 | 6 | ||||||||||||||||||||||
| S Kleinová | 0 | 6 | 1 | T Snyder | 2 | 0 | |||||||||||||||||||||
| T Snyder | 6 | 4 | 6 | J Halard-Decugis | 6 | 7 | 6 | ||||||||||||||||||||
| A Gerši | 6 | 6 | 4 | S Appelmans | 7 | 6 | 3 | ||||||||||||||||||||
| K Hrdličková | 1 | 4 | A Gerši | 3 | 2 | ||||||||||||||||||||||
| C Torrens Valero | 2 | 1 | 4 | S Appelmans | 6 | 6 | |||||||||||||||||||||
| 4 | S Appelmans | 6 | 6 | J Halard-Decugis | 6 | 6 | |||||||||||||||||||||
| 8 | G León García | 6 | 6 | 2 | S Testud | 3 | 3 | ||||||||||||||||||||
 F Labat | 4 | 1 | 8 | G León García | 4 | 7 | 7 | ||||||||||||||||||||
| Q |  P Wartusch | 7 | 1 | 6 | Q | P Wartusch | 6 | 6 | 6 | ||||||||||||||||||
| C Cristea | 6 | 6 | 4 | 8 | G León García | 6 | 4 | ||||||||||||||||||||
| M Sánchez Lorenzo | 2 | 3 | 2 | S Testud | 7 | 6 | |||||||||||||||||||||
| Q |  L Golarsa | 6 | 6 | Q | L Golarsa | 3 | 4 | ||||||||||||||||||||
| 2 | S Testud | 6 | 6 | ||||||||||||||||||||||||
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