Muhammet Haylaz defeated Cahit Kapukiran 6-4 6-2 in the Turkey F18 qualifying round of 16 on hard. The upset overturned the form book — Cahit Kapukiran came in leading the head-to-head 1–0. Muhammet Haylaz claimed a first win over Cahit Kapukiran in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-25 | Turkey F25 | R32 | clay | Cahit Kapukiran | 6-3 3-6 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.