Mary Pierce defeated Rachel Mcquillan 6-4 6-0 in the Roland Garros round of 64 on clay. The upset overturned the form book — Rachel Mcquillan came in leading the head-to-head 1–0. Mary Pierce claimed a first win over Rachel Mcquillan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-02-19 | Dubai | QF | hard | Rachel Mcquillan | 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.