Fatih Taha Erun defeated Mert Adanali 6-1 4-6 6-4 in the Turkey F27 q32 on hard. The upset overturned the form book — Mert Adanali came in leading the head-to-head 1–0, but Fatih Taha Erun had been the form player, winning 3 of their last 7 on hard. Fatih Taha Erun claimed a first win over Mert Adanali in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-06-24 | Turkey F25 | Q32 | hard | Mert Adanali | 6-2 6-3 |