Marsel Ilhan defeated Haluk Akkoyun 6-1 6-3 in the Turkey F4 round of 16 on hard. Marsel Ilhan extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-04-14 | Turkey F4 | R32 | clay | Marsel Ilhan | 6-3 7-6(8) |
| 2005-06-06 | Turkey F1 | R32 | clay | Haluk Akkoyun | 6-2 4-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.