Magui Serna defeated Jana Novotna 3-6 6-4 6-2 in the Hilton Head round of 16 on clay. The upset overturned the form book — Jana Novotna came in leading the head-to-head 2–0, defending last year's round of 16. Magui Serna claimed a first win over Jana Novotna in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-17 | Canadian Open | QF | hard | Jana Novotna | 2-6 6-1 6-1 |
| 1998-04-27 | Hamburg | R16 | clay | Jana Novotna | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.