Stadium: Clay Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF Germany F1 | 2018/01/09 11:00 | Duje Kekez v Christoph Negritu | 3-6,3-6 |
| ITF Turkey F48 | 2017/12/21 07:15 | Maciej Smola v Duje Kekez | 6-7,6-3,6-2 |
| ITF Turkey F48 | 2017/12/19 10:40 | Calin Manda v Duje Kekez | 1-6,3-6 |
| ITF Turkey F47 | 2017/12/14 09:55 | Lenny Hampel v Duje Kekez | 6-4,3-6,6-2 |
| ITF Turkey F47 | 2017/12/13 08:20 | Samuel Bothwell v Duje Kekez | 2-6,2-6 |
| ITF Turkey F42 | 2017/11/08 07:15 | Duje Kekez v David Szintai | 6-7,4-6 |
| ITF Turkey F41 | 2017/11/03 10:00 | Dennis Novak v Duje Kekez | 6-3,7-5 |
| ITF Turkey F41 | 2017/11/02 09:50 | Duje Kekez v Andrey Chepelev | 6-3,6-3 |
| ITF Turkey F4 | 2018/01/29 08:00 | Sergio Luis H Ramirez v Ji Hoon Son | 2-6,3-6 |
| ITF Thailand F11 | 2017/12/05 08:45 | Daniiar Duldaev v Ji Hoon Son | 6-4,6-2 |
| ITF Thailand F11 Qual | 2017/12/04 04:40 | Ji Hoon Son v Jae Hwan Kim | 6-1,6-4 |
| ITF Thailand F11 Qual | 2017/12/03 03:00 | Yurii Dzhavakian v Ji Hoon Son | 2-6,6-2,1-6 |
| ITF Thailand F11 Qual | 2017/12/02 05:00 | Natthasith Kunsuwan v Ji Hoon Son | 3-6,4-6 |
| ITF Korea F5 | 2017/06/28 06:15 | Ji Hoon Son v Seong-Gook Oh | 5-7,1-6 |
| ITF Korea F3 | 2017/06/14 01:00 | Yunseong Chung v Ji Hoon Son | 7-6,6-4 |
| ITF Korea F2 | 2017/06/09 02:00 | Ji Hoon Son v Jeamoon Lee | 4-6,3-6 |