Sandra Klemenschits defeated Virginia Trifonova 3-6 6-4 7-5 in the Sofia 1 25K round of 16 on clay. The upset overturned the form book — Virginia Trifonova came in leading the head-to-head 1–0, but Sandra Klemenschits had been the form player, winning 4 of their last 6 on clay. Sandra Klemenschits claimed a first win over Virginia Trifonova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-06-24 | Alkmaar 10K | SF | clay | Virginia Trifonova | 6-4 7-6(5) |