Arthur De Greef defeated Valentin Dimov 7-5 6-2 in the Greece F2 round of 16 on carpet. The upset overturned the form book — Valentin Dimov came in leading the head-to-head 1–0. Arthur De Greef claimed a first win over Valentin Dimov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-24 | Belgium F3 | R16 | clay | Valentin Dimov | 6-3 5-7(0) 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.