Arantxa Sanchez Vicario defeated Jana Novotna 6-2 7-5 in the Roland Garros quarter-final on clay. The upset overturned the form book — Jana Novotna came in leading the head-to-head 4–3, defending last year's round of 16. Arantxa Sanchez Vicario narrowed the head-to-head to 4–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-17 | Canadian Open | SF | hard | Arantxa Sanchez Vicario | 4-6 7-6 6-2 |
| 1998-06-15 | Eastbourne | F | grass | Jana Novotna | 6-1 7-5 |
| 1998-03-19 | Key Biscayne | QF | hard | Arantxa Sanchez Vicario | 6-1 6-1 |
| 1997-11-17 | WTA Tour Championships | QF | carpet | Jana Novotna | 6-4 3-6 6-1 |
| 1997-06-23 | Wimbledon | SF | grass | Jana Novotna | 6-4 6-2 |
| 1997-05-19 | Madrid | SF | clay | Jana Novotna | 6-4 6-4 |
| 1996-05-27 | Roland Garros | SF | clay | Arantxa Sanchez Vicario | 6-3 7-5 |