Stadium: Round: 27 Ground: Hardcourt outdoor
| ITF Turkey F2 | 2018/01/20 07:30 | Dimitar Kuzmanov v Marc Sieber | 6-1,4-6,7-5 |
| ITF Turkey F24 | 2017/06/25 08:00 | Marc Sieber v Dimitar Kuzmanov | 3-6,6-2,1-6 |
| ITF Turkey F15 | 2017/04/20 07:00 | Dimitar Kuzmanov v Marc Sieber | 4-6,6-4,6-2 |
| ITF Turkey F11 | 2015/03/21 08:00 | Marc Sieber v Dimitar Kuzmanov | 2-6,6-4,6-0 |
| ITF Turkey F7 | 2015/02/22 09:00 | Marc Sieber v Dimitar Kuzmanov | 5-7,3-6 |
| ITF Turkey F3 | 2018/01/25 10:00 | Dimitar Kuzmanov v Gianluca Mager | 6-3,6-1 |
| ITF Turkey F3 | 2018/01/25 07:00 | Dimitar Kuzmanov v Alexander Pavlioutchenkov | 6-1,6-0 |
| ITF Turkey F3 | 2018/01/24 11:30 | Dimitar Kuzmanov v Alexander Pavlioutchenkov | 6-1,6-0 |
| ITF Turkey F2 | 2018/01/21 12:30 | Zizou Bergs v Dimitar Kuzmanov | 6-3,6-4 |
| ITF Turkey F2 | 2018/01/20 07:30 | Dimitar Kuzmanov v Marc Sieber | 6-1,4-6,7-5 |
| ITF Turkey F2 | 2018/01/19 07:30 | Dimitar Kuzmanov v Milan Drinic | 7-5,6-1 |
| ITF Turkey F2 | 2018/01/18 07:30 | Dimitar Kuzmanov v Nicolae Frunza | 7-6,6-1 |
| ITF Turkey F2 | 2018/01/16 10:30 | Dimitar Kuzmanov v Nikolay Vylegzhanin | 6-2,6-3 |
| ITF Turkey F3 | 2018/01/25 10:00 | Timur Kiyamov v Marc Sieber | 6-4,1-6,3-6 |
| ITF Turkey F3 | 2018/01/23 09:55 | Mubarak Shannan Zayid v Marc Sieber | 6-7,1-6 |
| ITF Turkey F2 | 2018/01/20 07:30 | Dimitar Kuzmanov v Marc Sieber | 6-1,4-6,7-5 |
| ITF Turkey F2 | 2018/01/19 08:40 | Marc Sieber v Gianluigi Quinzi | 7-5,6-4 |
| ITF Turkey F2 | 2018/01/18 10:05 | Marc Sieber v Nik Razborsek | 6-3,6-3 |
| ITF Turkey F2 | 2018/01/17 09:45 | Marc Sieber v Lloyd Glasspool | 6-2,6-0 |
| ITF Turkey F1 | 2018/01/15 08:00 | Marc Sieber v Gianluigi Quinzi | 6-3,3-6,3-6 |
| ITF Turkey F1 | 2018/01/14 13:00 | Ryan James Storrie v Marc Sieber | 3-6,3-6 |