Anastasia Poltoratskaya defeated Corinna Dentoni 5-7 6-3 6-1 in the Sutton 25K round of 32 on hard. The upset overturned the form book — Corinna Dentoni came in leading the head-to-head 2–0. Anastasia Poltoratskaya claimed a first win over Corinna Dentoni in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-02 | Sutton 25K | R16 | hard | Corinna Dentoni | 6-1 6-2 |
| 2007-04-02 | Cavtat 10K | SF | clay | Corinna Dentoni | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.