Oana Georgeta Simion defeated Simona Ionescu 6-4 7-5 in the Bucharest 10K round of 32 on clay. The upset overturned the form book — Simona Ionescu came in leading the head-to-head 1–0. Oana Georgeta Simion claimed a first win over Simona Ionescu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-08-27 | Mamaia 25K | Q64 | clay | Simona Ionescu | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.