Stadium: CAMPO MBM Round: 19 Ground: Clay
| Challenger Forli Qual | 2021/12/05 11:20 | Savriyan Danilov v Victor Vlad Cornea | 6-3,6-7,6-3 |
| ITF M15 Kazan | 2021/11/26 07:00 | Erik Arutiunian v Savriyan Danilov | 3-6,4-6 |
| ITF M15 Kazan | 2021/11/25 10:35 | Vladislav Ivanov v Savriyan Danilov | 2-6,2-6 |
| ITF M15 Kazan | 2021/11/24 10:40 | Sergey Bolotov v Savriyan Danilov | 2-6,2-6 |
| ITF M15 Opava | 2021/11/20 09:00 | Savriyan Danilov v Marvin Moeller | 3-6,4-6 |
| ITF M15 Opava | 2021/11/19 09:00 | Savriyan Danilov v Milos Karol | 6-7,6-3,7-6 |
| ITF M15 Opava | 2021/11/18 11:40 | Savriyan Danilov v Michal Mikula | 1-6,6-1,6-4 |
| ITF M15 Opava | 2021/11/16 08:55 | Savriyan Danilov v Jiri Jenicek | 7-5,6-4 |
| Challenger Forli Qual | 2021/12/05 10:45 | Piotr Matuszewski v Francesco Vilardo | 6-2,6-4 |
| Challenger Pau | 2021/11/14 11:15 | Nikolas Sanchez Izquierdo v Piotr Matuszewski | 6-2,6-1 |
| Challenger Szczecin | 2021/09/12 09:00 | Jesper De Jong v Piotr Matuszewski | 6-3,6-4 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 16:00 | Piotr Matuszewski v Dawid Taczala | 1-6,6-4,7-10 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 11:05 | Piotr Matuszewski v Simon Sedliak | 2-6,6-4,10-4 |
| Polish National Tour | 2021/07/13 10:35 | Piotr Matuszewski v Wojciech Marek | 6-4,6-3 |
| ITF M25 Casinalbo | 2021/07/05 07:30 | Piotr Matuszewski v Gabriel Roveri Sidney | 6-2,4-6,6-10 |
| ITF M25 Casinalbo | 2021/07/04 08:45 | Piotr Matuszewski v Lorenzo Favero | 6-4,6-4 |