Round: 44 Ground: Hardcourt outdoor
| ITF Turkey F27 | 2017/07/23 07:00 | Ianakiev, Milen v Umut Akkoyun | 6-2,6-4 |
| ITF Turkey F27 | 2017/07/22 07:00 | Umut Akkoyun v Basriev, Tolga | 6-0,6-0 |
| ITF Turkey F24 Qual | 2017/06/19 10:25 | Umut Akkoyun v Alexander Donski | 3-6,4-6 |
| ITF Turkey F24 Qual | 2017/06/18 09:30 | Altinalev, Mert v Umut Akkoyun | 1-6,3-6 |
| ITF Turkey F47 Qual | 2016/11/19 06:00 | Anton Chekhov v Umut Akkoyun | 6-2,6-4 |
| ITF Turkey F28 Qual | 2016/07/09 13:00 | Innocenti, Davide v Umut Akkoyun | 6-4,6-2 |
| ITF Turkey F26 Qual | 2016/06/26 07:00 | Tabrizi, Keivon v Umut Akkoyun | 6-2,6-1 |
| Turkey F14, Singles Qualifying | 2016/04/03 06:30 | Ridout, Robbie v Umut Akkoyun | 6-0,6-2 |
| Turkey F17, Singles Qualifying | 2017/04/30 07:00 | Markovic, Goran v Gulcur, Polat | 6-4,6-1 |
| ITF Indonesia F5 | 2016/12/10 06:30 | Barz, Nicolas v Gulcur, Polat | 6-2,7-6 |
| ITF Indonesia F5 | 2016/11/26 07:00 | Gulcur, Polat v Nusdeo, Joao Marcos | 1-6,2-6 |
| ITF Turkey F47 Qual | 2016/11/20 07:00 | Gee, Dylan v Gulcur, Polat | 6-2,6-3 |
| ITF Turkey F45 | 2016/11/06 07:00 | Gulcur, Polat v Saidkarimov, Saida' Lo | 2-6,0-6 |
| ITF Turkey F44 | 2016/10/29 07:00 | Prehn, Noah v Gulcur, Polat | 1-6,1-6 |
| ITF Turkey F42 | 2016/10/16 07:30 | Gulcur, Polat v Piotr Grynkowski | 1-6,6-7 |
| ITF Turkey F42 | 2016/10/15 09:30 | Buehler, Sebastian v Gulcur, Polat | 3-6,5-7 |