Vadim Alekseenko defeated Pavel Katliarov 4-6 7-5 6-1 in the Bulgaria F2 round of 32 on clay. The upset overturned the form book — Pavel Katliarov came in leading the head-to-head 1–0. Vadim Alekseenko claimed a first win over Pavel Katliarov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-10-12 | Belarus F1 | R32 | carpet | Pavel Katliarov | 6-1 3-6 7-6(3) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.