Stadium: Court 4 Round: 25 Ground: Clay
| ITF M15 Koszalin | 2019/08/07 10:15 | Michal Dembek v Maciej Smola | 7-6,6-7,6-3 |
| ITF M15 Brussels | 2019/08/01 08:00 | Maciej Smola v Dominik Boehler | 1-6,1-6 |
| ITF M15 Brussels | 2019/07/30 16:30 | Maciej Smola v Benjamin Dhoe | 7-5,4-6,6-1 |
| ITF M25 Martos | 2019/06/18 08:00 | Maciej Smola v Juan P Canas Garcia | 5-7,4-6 |
| ITF M15 Cancun | 2019/03/20 16:45 | Jorge Panta v Maciej Smola | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2019/02/20 09:30 | Maciej Smola v Karl Friberg | 3-6,4-6 |
| ITF M15 Sharm El Sheikh | 2019/02/13 12:25 | Maciej Smola v Vit Kopriva | 5-7,2-6 |
| ITF M15 Sharm El Sheikh | 2019/02/06 08:00 | Maciej Smola v Jaroslav Pospisil | 1-6,6-4,3-6 |
| ITF M15 Wroclaw | 2019/07/03 15:45 | Petr Nouza v Jan Zielinski | 6-1,7-6 |
| ITF M25 Pardubice | 2019/06/25 09:45 | Jan Zielinski v Georgii Kravchenko | 2-6,1-6 |
| ITF M25 Pardubice | 2019/06/24 11:00 | Marek Gengel v Jan Zielinski | 7-5,5-7,9-11 |
| ITF USA F29 | 2018/11/01 20:00 | Jan Zielinski v Haru Inoue | 5-7,5-7 |
| ITF USA F29 | 2018/10/30 16:35 | Cameron Green v Jan Zielinski | 4-6,3-6 |
| ITF Poland F6 | 2018/08/11 10:00 | Jan Zielinski v Maciej Rajski | 5-7,1-6 |
| ITF Poland F6 | 2018/08/10 10:00 | Pawel Juszczak v Jan Zielinski | 6-2,6-7,1-6 |
| ITF Poland F6 | 2018/08/08 11:00 | Jan Zielinski v Eduardo Dischinger | 6-3,6-3 |