Nathalie Vierin defeated Gaelle Widmer 6-3 6-0 in the Dinan 75K round of 16 on clay. The upset overturned the form book — Gaelle Widmer came in leading the head-to-head 1–0. Nathalie Vierin claimed a first win over Gaelle Widmer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-06-07 | Vaduz 25K | R32 | clay | Gaelle Widmer | 7-5 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.