Yvette Basting defeated Vanessa Henke 6-3 6-7 7-5 in the Denain 50K round of 16 on clay. The upset overturned the form book — Vanessa Henke came in leading the head-to-head 1–0. Yvette Basting claimed a first win over Vanessa Henke in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-07-26 | Les Contamines 25K | R32 | hard | Vanessa Henke | 6-0 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.