Erika Zanchetta defeated Anna Korzeniak 5-7 6-4 6-4 in the Pomezia 10K round of 16 on clay. The upset overturned the form book — Anna Korzeniak came in leading the head-to-head 1–0, but Erika Zanchetta had been the form player, winning 2 of their last 6 on clay. Erika Zanchetta claimed a first win over Anna Korzeniak in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-23 | Latina-Nascosa 10K | R32 | clay | Anna Korzeniak | 6-0 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.