Dalia Zafirova defeated Claudia Gianina Dumitrescu 4-6 6-4 7-6 in the Bucharest 10K round of 32 on clay. The upset overturned the form book — Claudia Gianina Dumitrescu came in leading the head-to-head 1–0. Dalia Zafirova claimed a first win over Claudia Gianina Dumitrescu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-04 | Dobrich 10K | R16 | clay | Claudia Gianina Dumitrescu | 4-6 6-2 6-3 |