Sergei Krotiouk defeated Petru Alexandru Luncanu 7-6 6-3 in the Romania F2 semi-final on clay. The upset overturned the form book — Petru Alexandru Luncanu came in leading the head-to-head 1–0. Sergei Krotiouk claimed a first win over Petru Alexandru Luncanu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-04-20 | Uzbekistan F2 | SF | hard | Petru Alexandru Luncanu | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.