Gisela Dulko defeated Conchita Martinez 6-4 7-5 in the Roland Garros round of 64 on clay. The upset overturned the form book — Conchita Martinez came in leading the head-to-head 2–0, defending last year's quarter-final. Gisela Dulko claimed a first win over Conchita Martinez in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-08 | Los Angeles | R32 | hard | Conchita Martinez | 6-4 6-2 |
| 2005-05-02 | Berlin | R32 | grass | Conchita Martinez | 6-1 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 7). ATP, WTA & Challenger.