Stadium: Court 2 Round: 44 Ground: Clay
| ITF M15 Vyshkovo | 2021/09/19 11:00 | Igor Dudun v Marcel Politowicz | 3-6,1-6 |
| ITF M25 Eupen | 2021/09/06 07:30 | Marcel Politowicz v Loic Cloes | 3-6,3-6 |
| ITF M25 Eupen | 2021/09/05 09:00 | Benjamin Buck v Marcel Politowicz | 2-6,1-6 |
| ITF M25 Poznan | 2021/08/24 08:00 | Marcel Politowicz v Adrian Oetzbach | 3-6,2-6 |
| ITF M25 Poznan | 2021/08/22 08:00 | Marcel Politowicz v Timur Mukhtarulin | 7-5,6-4 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 13:50 | Marcel Politowicz v Alan Bojarski | 4-6,7-5,2-10 |
| Challenger Poznan | 2021/07/25 09:00 | Evan Furness v Marcel Politowicz | 6-1,6-3 |
| ITF M25 Wroclaw | 2021/06/27 11:00 | Davide Tortora v Marcel Politowicz | 6-2,4-6,10-8 |
| ITF M15 Zlatibor | 2021/09/12 10:00 | Matej Galik v Ali Habib | 6-3,3-6,4-10 |
| ITF M15 Zilina | 2021/09/01 08:00 | Edoardo Lavagno v Matej Galik | 6-0,6-4 |
| ITF M15 Bratislava | 2021/08/16 08:00 | Zsombor Velcz v Matej Galik | 6-0,6-2 |
| ITF M15 Poprad | 2021/07/05 08:00 | Matias Soto v Matej Galik | 6-3,6-2 |
| ITF M15 Poprad | 2021/07/04 08:00 | Tomas Krcma v Matej Galik | 1-6,0-6 |
| ITF M25 Wroclaw | 2021/06/29 08:00 | Matej Galik v Davide Tortora | 2-6,2-6 |
| ITF M25 Wroclaw | 2021/06/28 09:30 | Marvin Moeller v Matej Galik | 6-3,6-7,11-13 |
| ITF M25 Wroclaw | 2021/06/27 11:00 | Robertas Vrzesinski v Matej Galik | 3-6,4-6 |