Stadium: Kirschbaum- Court Round: 45
| ITF Turkey F40 | 2018/12/09 06:30 | Gibril Diarra v Mats Hermans | 6-3,6-1 |
| ITF Turkey F40 | 2018/12/08 06:00 | Mats Hermans v Nenad Vladusic | 6-1,4-6,6-4 |
| ITF Turkey F39 | 2018/12/05 09:40 | Vladimir Korolev v Mats Hermans | 6-3,6-2 |
| ITF Turkey F39 | 2018/12/03 06:30 | Sandro Kopp v Mats Hermans | 6-4,4-6,2-6 |
| ITF Turkey F39 | 2018/12/02 06:30 | Marcel Hornung v Mats Hermans | 3-6,3-6 |
| ITF Turkey F39 | 2018/12/01 06:30 | Daniil Gusev v Mats Hermans | 1-6,3-6 |
| ITF Turkey F35 | 2018/11/05 07:00 | Vladimir Korolev v Mats Hermans | 6-4,2-6,6-3 |
| ITF Turkey F35 | 2018/11/04 07:00 | Petro Orlando Fellin v Mats Hermans | 1-6,3-6 |
| ITF M15 Bagnoles-de-l'Orne | 2019/01/09 09:00 | Piotr Matuszewski v Hugo Voljacques | 4-6,5-7 |
| ITF M15 Bagnoles-de-l'Orne | 2019/01/07 15:50 | Quentin Gueydan v Piotr Matuszewski | 5-7,2-6 |
| ITF M15 Bagnoles-de-l'Orne | 2019/01/07 10:40 | Max Westphal v Piotr Matuszewski | 6-7,4-6 |
| ITF Czech Republic F8 | 2018/10/30 12:50 | Piotr Matuszewski v Isa Mammetgulyyev | 6-4,6-0 |
| ITF Czech Republic F8 | 2018/10/29 14:00 | Kacper Zuk v Piotr Matuszewski | 4-6,1-6 |
| ITF Germany F16 | 2018/10/24 10:00 | Altug Celikbilek v Piotr Matuszewski | 6-1,6-4 |
| ITF Germany F16 | 2018/10/23 10:05 | Maximilian Todorov v Piotr Matuszewski | 6-3,1-6,3-6 |
| ITF Germany F16 | 2018/10/21 12:00 | Patrick Zahraj v Piotr Matuszewski | 3-6,3-6 |