Maria Geznenge defeated Lydia Steinbach 6-4 6-3 in the Dusseldorf 10K round of 16 on clay. The upset overturned the form book — Lydia Steinbach came in leading the head-to-head 1–0. Maria Geznenge claimed a first win over Lydia Steinbach in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-06-28 | Vaihingen 25K | R32 | clay | Lydia Steinbach | 6-0 6-0 |