Stadium: Court 1 Round: 25 Ground: Clay
| ITF M25 Poznan | 2019/08/21 10:00 | Matuszewski, Piotr v Kolasinski, Filip | 2-6,6-4,5-7 |
| Forli 5, Italy, Qualifying | 2021/12/05 10:45 | Matuszewski, Piotr v Vilardo, Francesco | 6-2,6-4 |
| Challenger - Pau | 2021/11/14 11:15 | Nikolas Sanchez Izquierdo v Matuszewski, Piotr | 6-2,6-1 |
| Challenger Szczecin | 2021/09/12 09:00 | Jesper De Jong v Matuszewski, Piotr | 6-3,6-4 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 16:00 | Matuszewski, Piotr v Dawid Taczala | 1-6,6-4,7-10 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 11:05 | Matuszewski, Piotr v Simon Sedliak | 2-6,6-4,10-4 |
| Polish National Tour | 2021/07/13 10:35 | Matuszewski, Piotr v Marek, Wojciech | 6-4,6-3 |
| ITF M25 Casinalbo | 2021/07/05 07:30 | Matuszewski, Piotr v Gabriel Roveri Sidney | 6-2,4-6,6-10 |
| ITF M25 Casinalbo | 2021/07/04 08:45 | Matuszewski, Piotr v Favero, Lorenzo | 6-4,6-4 |
| ITF M25 Poznan | 2021/08/25 09:50 | Alejo Lorenzo Lingua Lavallen v Kolasinski, Filip | 6-7,6-1,6-1 |
| ITF M15 Lodz | 2021/08/19 11:05 | Kolasinski, Filip v Pawel Juszczak | 6-3,2-6,2-6 |
| ITF M15 Gdynia | 2021/08/10 08:00 | Roman Andres Burruchaga v Kolasinski, Filip | 6-2,6-4 |
| ITF M15 Gdynia | 2021/08/09 08:00 | Ross, Gianni v Kolasinski, Filip | 7-6,1-6,9-11 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/03 12:30 | Kodat, Toby Alex v Kolasinski, Filip | 6-0,6-2 |
| ITF M25 Poznan | 2020/08/27 10:30 | Kolasinski, Filip v Vit Kopriva | 4-6,3-6 |
| ITF M25 Poznan | 2020/08/26 09:55 | Kolasinski, Filip v Pawel Juszczak | 6-2,0-6,6-3 |
| ITF M25 Poznan | 2020/08/25 07:50 | Kolasinski, Filip v Lahky, Nikolas | 6-4,6-3 |