Ann Grossman defeated Nathalie Dechy 6-3 6-3 in the Roland Garros round of 64 on clay. The upset overturned the form book — Nathalie Dechy came in leading the head-to-head 1–0, defending last year's round of 128. Ann Grossman claimed a first win over Nathalie Dechy in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-25 | Roland Garros | R64 | clay | Nathalie Dechy | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.