Maria Penkova defeated Elisa Peth 6-3 6-2 in the Arad 10K round of 32 on clay. The upset overturned the form book — Elisa Peth came in leading the head-to-head 1–0, but Maria Penkova had been the form player, winning 6 of their last 10 on clay. Maria Penkova claimed a first win over Elisa Peth in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-17 | Bucharest 4 10K | SF | clay | Elisa Peth | 1-6 6-1 6-2 |