Miriana Tona defeated Stefanie Stemmer 6-3 6-1 in the Santa Margherita Di Pula 10K round of 32 on clay. The upset overturned the form book — Stefanie Stemmer came in leading the head-to-head 1–0, but Miriana Tona had been the form player, winning 2 of their last 8 on clay. Miriana Tona claimed a first win over Stefanie Stemmer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-15 | Imola 25K | Q32 | carpet | Stefanie Stemmer | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.