Stadium: Center Round: 54 Ground: Hardcourt indoor
| ITF Estonia F3 | 2018/11/06 09:00 | Mayer, Patrick v Alexander Vasilenko | 4-6,1-6 |
| ITF Germany F16 | 2018/10/21 08:00 | Mayer, Patrick v de Valk, Roy Sarut | 3-6,2-6 |
| ITF Spain F31 | 2018/10/10 10:00 | Mayer, Patrick v Javier Barranco Cosano | 4-6,3-6 |
| ITF Spain F31 | 2018/10/08 10:35 | Mayer, Patrick v Martins Rocens | 6-4,6-4 |
| ITF Germany F14 | 2018/10/05 10:00 | Mayer, Patrick v Boehler, Dominik | 2-6,2-6 |
| ITF Germany F14 | 2018/10/04 10:00 | Oleksii Krutykh v Mayer, Patrick | 3-6,6-3,6-7 |
| ITF Germany F14 | 2018/10/02 11:50 | Yvo Panak v Mayer, Patrick | 4-6,6-4,4-6 |
| ITF Portugal F17 | 2018/09/20 10:00 | Mayer, Patrick v Gil, Fred | 1-6,3-6 |
| ITF Estonia F3 | 2018/11/03 08:00 | Mugevicius, Lukas v Ahti, Valtteri | 6-4,2-6,6-4 |
| ITF Hungary F2 Qual | 2018/05/12 08:00 | Ahti, Valtteri v Kisantal, Dominik | 2-6,4-6 |
| 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 |