Vladimir Voltchkov defeated Sergei Krotiouk 6-1 7-6 in the Uzbekistan F2 round of 32 on hard. The upset overturned the form book — Sergei Krotiouk came in leading the head-to-head 1–0, but Vladimir Voltchkov had been the form player, winning 1 of their last 4 on hard. Vladimir Voltchkov claimed a first win over Sergei Krotiouk in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-11-13 | Russia F1 | R32 | hard | Sergei Krotiouk | 7-6(3) 7-6(7) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.