Round: 62 Ground: Clay
| ITF Belgium F10 Qual | 2018/08/25 08:00 | Jonathan Van Nieuwenhove v Liam Dielen | 6-2,5-7,3-6 |
| ITF Belgium F4 | 2018/07/15 08:30 | Jonathan Van Nieuwenhove v Nicolas Zaidman | 4-6,0-6 |
| ITF Belgium F4 | 2018/07/14 10:45 | Francisco Dias v Jonathan Van Nieuwenhove | 5-7,7-5,4-6 |
| ITF Belgium F4 | 2018/07/14 07:00 | Jonathan Van Nieuwenhove v Louis Van Herck | 7-6,6-3 |
| ITF Tunisia F25 | 2018/06/23 08:00 | Diego F Flores v Jonathan Van Nieuwenhove | 7-5,5-7,7-5 |
| ITF Germany F4 | 2018/06/17 12:00 | Kai Wehnelt v Jonathan Van Nieuwenhove | 6-2,6-3 |
| ITF Germany F4 | 2018/06/16 08:00 | Marek Flinner v Jonathan Van Nieuwenhove | 6-7,4-6 |
| ITF Egypt F26 | 2017/09/17 15:00 | Jonathan Van Nieuwenhove v Ren Nakamura | 4-6,2-6 |
| ITF Turkey F28 | 2018/09/15 07:30 | Kayra Kargin v Jim Walder | 0-6,1-6 |
| ITF Turkey F21 Qual | 2018/05/26 10:00 | Kayra Kargin v Erwin Troebinger | 0-6,0-6 |
| ITF Turkey F17 | 2018/04/29 07:30 | Kayra Kargin v Cade Birrell | 0-6,1-6 |
| ITF Turkey F15 | 2018/04/14 09:30 | Patryk Krolik v Kayra Kargin | 6-0,6-1 |
| ITF Turkey F12 | 2018/03/24 06:30 | Kayra Kargin v Jakob Johansson-Holm | 2-6,1-6 |
| ITF Turkey F11 | 2018/03/17 08:30 | Kayra Kargin v Eros Siringo | 0-6,1-6 |
| ITF Turkey F3 | 2017/01/21 07:00 | Shinnosuke Hiramatsu v Kayra Kargin | 6-0,6-1 |
| ITF Turkey F25 | 2016/06/22 15:45 | Aria Harajchi v Kayra Kargin | 6-0,6-1 |