Sergei Krotiouk defeated Pierre Ludovic Duclos 5-7 6-3 6-2 in the Russia F2 round of 16 on carpet. The upset overturned the form book — Pierre Ludovic Duclos came in leading the head-to-head 1–0. Sergei Krotiouk claimed a first win over Pierre Ludovic Duclos in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-02 | Ivory Coast F1 | R32 | hard | Pierre Ludovic Duclos | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.