Nicole Rencken defeated Antoaneta Pandjerova 6-3 3-6 6-4 in the Maribor 25K round of 32 on clay. The upset overturned the form book — Antoaneta Pandjerova came in leading the head-to-head 1–0. Nicole Rencken claimed a first win over Antoaneta Pandjerova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-02-18 | Columbus 25K | R32 | hard | Antoaneta Pandjerova | 6-1 6-4 |