Stadium: Clay 1 Round: 25 Ground: Clay
| ITF Turkey F36 | 2018/11/10 08:30 | Umut Akkoyun v Bogdan Bajic | 5-7,6-3,2-6 |
| ITF Turkey F34 | 2018/10/28 07:00 | Juan P Canas Garcia v Umut Akkoyun | 6-1,6-2 |
| ITF Turkey F33 | 2018/10/24 08:45 | Sandro Kopp v Umut Akkoyun | 6-0,6-0 |
| ITF Turkey F32 | 2018/10/14 07:00 | Umut Akkoyun v Razvan M Codescu | 1-6,1-6 |
| Challenger Istanbul | 2018/09/08 10:00 | Umut Akkoyun v Andrej Glvac | 4-6,6-4,3-6 |
| ITF Turkey F15 | 2018/04/14 09:30 | Mirko Cutuli v Umut Akkoyun | 6-2,6-4 |
| ITF Turkey F45 Qual | 2017/11/25 09:00 | Hamid Reza Nadaf v Umut Akkoyun | 6-4,6-0 |
| ITF Turkey F44 | 2017/11/18 06:45 | Liang-Yu Lin v Umut Akkoyun | 6-3,6-0 |
| ITF Turkey F40 | 2018/12/10 07:00 | Michael Gloeckler v Besir Durguti | 6-2,6-2 |
| ITF Turkey F40 | 2018/12/09 06:30 | Daniil Gusev v Besir Durguti | 1-6,1-6 |
| ITF Turkey F40 | 2018/12/08 06:00 | Daniil Savelev v Besir Durguti | 2-6,4-6 |
| ITF Turkey F39 | 2018/12/05 08:35 | Besir Durguti v Mert Naci Turker | 1-6,1-6 |
| ITF Turkey F33 | 2018/10/22 07:00 | Vladimir Korolev v Besir Durguti | 6-4,6-3 |
| ITF Turkey F33 | 2018/10/21 07:00 | Artsiom Bardzin v Besir Durguti | 2-6,4-6 |
| ITF Turkey F32 | 2018/10/13 07:00 | Bastien Kolly v Besir Durguti | 6-3,6-0 |
| ITF Serbia F5 | 2018/09/02 08:00 | Besir Durguti v Shendrit Deari | 3-6,3-6 |