Stadium: Center Court (5) Round: 54 Ground: Clay
| ITF M15 Sharm El Sheikh | 2021/01/31 09:00 | Daisuke Sumizawa v Piotr Matuszewski | 4-6,6-1,10-8 |
| ITF M15 Cairo | 2021/01/26 08:00 | Naoki Tajima v Piotr Matuszewski | 6-4,6-4 |
| ITF M15 Cairo | 2021/01/26 08:00 | Naoki Tajima v Piotr Matuszewski | 6-4,6-4 |
| ITF M15 Cairo | 2021/01/25 08:00 | Piotr Matuszewski v Aryan Goveas | 7-6,6-2 |
| ITF M15 Cairo | 2021/01/19 08:00 | Franco Agamenone v Piotr Matuszewski | 6-2,6-1 |
| ITF M15 Cairo | 2021/01/18 08:00 | Piotr Matuszewski v Rimpei Kawakami | 7-6,6-3 |
| ITF M15 Cairo | 2021/01/17 10:30 | Abdalla Genidy v Piotr Matuszewski | 0-6,3-6 |
| ITF M15 Cairo | 2021/01/11 13:00 | Juan Bautista Otegui v Piotr Matuszewski | 6-4,6-4 |
| ITF Italy F26 | 2018/09/01 08:30 | Lorenzo Favero v Leonardo Taddia | 5-7,3-6 |
| Challenger Padova | 2018/07/21 09:45 | Lorenzo Favero v Alessandro Petrone | 5-7,2-6 |