Round: 62 Ground: Clay
| ITF Hungary F1 Qual | 2018/05/05 08:00 | Schranz, Bernie v Ahti, Valtteri | 6-0,6-3 |
| Finlande F4, Qualifications Simples | 2017/11/11 08:00 | Ahti, Valtteri v Saatela, Leevi | 7-6,6-7,2-6 |
| ITF Estonia F4 | 2017/11/04 11:00 | Bratholm, Simen Sunde v Ahti, Valtteri | 7-5,5-7,6-1 |
| ITF Estonia F2 | 2017/10/21 13:00 | Ahti, Valtteri v Samuelsson, Christian | 4-6,4-6 |
| ITF Finland F3 Qual | 2017/08/12 07:00 | Mansson, Marcus v Ahti, Valtteri | 6-4,6-2 |
| ITF Finland F2 Qual | 2017/08/05 07:00 | Ahti, Ville-Petteri v Ahti, Valtteri | 6-2,7-6 |
| ITF Estonia F2 | 2015/10/27 14:00 | Ahti, Valtteri v Siimar, Mattias | 1-6,3-6 |
| ITF Estonia F2 | 2015/10/25 12:00 | Veremeychuk, Danylo v Ahti, Valtteri | 4-6,3-6 |
| ITF Croatia F3 | 2018/03/18 16:00 | Christ, Constantin v Kisantal, Dominik | 6-2,6-4 |
| ITF Croatia F3 | 2018/03/18 08:30 | Kozielski, Lukasz v Kisantal, Dominik | 2-6,7-5,2-6 |
| ITF Croatia F2 | 2018/03/10 08:00 | Kisantal, Dominik v Zmak, Deni | 1-6,2-6 |
| ITF Hungary F8 Qual | 2017/09/02 07:30 | Kisantal, Dominik v Teraz, Grega | 2-6,2-6 |
| ITF Hungary F7 Qual | 2017/08/26 12:00 | Krstev, Ondrej v Kisantal, Dominik | 6-2,7-6 |
| ITF Hungary F6 Qual | 2017/08/21 11:25 | Nejedly, Pavel v Kisantal, Dominik | 6-1,6-1 |
| ITF Hungary F6 Qual | 2017/08/20 09:00 | Kisantal, Dominik v Varga-Toth, Oliver | 7-6,6-3 |
| ITF Hungary F6 Qual | 2017/08/19 07:30 | Dhawan, Shramay v Kisantal, Dominik | 5-7,1-6 |