Anna Zaporozhanova defeated Marina Stets 6-4 7-5 in the Olsztyn 10K round of 32 on clay. The upset overturned the form book — Marina Stets came in leading the head-to-head 1–0. Anna Zaporozhanova claimed a first win over Marina Stets in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-10-25 | Minsk 10K | QF | carpet | Marina Stets | 6-4 6-2 |