Sergei Krotiouk defeated Artem Sitak 4-6 7-5 6-3 in the Russia F1 round of 32 on clay. The upset overturned the form book — Artem Sitak came in leading the head-to-head 1–0. Sergei Krotiouk claimed a first win over Artem Sitak in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-08-09 | Russia F4 | QF | clay | Artem Sitak | 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.