Maxime Authom defeated Ivaylo Traykov 6-4 6-3 in the Bulgaria F4 qualifying round on clay. The upset overturned the form book — Ivaylo Traykov came in leading the head-to-head 3–1. Maxime Authom narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-05-04 | Bulgaria F1 | QF | clay | Ivaylo Traykov | 6-7(1) 6-0 6-3 |
| 2008-05-05 | Bulgaria F1 | SF | clay | Ivaylo Traykov | 6-2 6-3 |
| 2006-05-01 | Bulgaria 1 3 | QF | clay | Maxime Authom | 6-4 7-6(3) |
| 2006-05-01 | Bulgaria 1 4 | SF | clay | Ivaylo Traykov | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.