Anne Stueckle defeated Brigitte Loogen 7-5 6-1 in the Santo Domingo 10K round of 32 on clay. The upset overturned the form book — Brigitte Loogen came in leading the head-to-head 1–0. Anne Stueckle claimed a first win over Brigitte Loogen in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-06-03 | Antalya 10K | R32 | hard | Brigitte Loogen | 6-3 3-6 6-0 |