| UTR Pro Tennis Series - Blaricum | 2022/04/05 08:00 | Marcel Zielinski v Roland Stuurman | 3-6,4-6 |
| UTR Pro Tennis Series - Blaricum | 2022/04/04 13:30 | Marcel Zielinski v Ivan Penev | 6-0,6-4 |
| UTR Pro Tennis Series - Blaricum | 2022/04/03 11:00 | Miko Wassermann v Marcel Zielinski | 2-6,1-5 |
| ITF - M25 Antalya | 2022/03/17 07:00 | Viacheslav Bielinskyi v Marcel Zielinski | 6-4,6-4 |
| ITF - M25 Antalya | 2022/03/15 07:00 | Matas Vasiliauskas v Marcel Zielinski | 2-6,2-6 |
| UTR Pro Tennis Series - Amsterdam | 2022/03/06 09:00 | Max Houkes v Marcel Zielinski | 7-5,6-3 |
| UTR Pro Tennis Series - Amsterdam | 2022/03/05 12:00 | Thorsten Sollie v Marcel Zielinski | 5-7,3-6 |
| UTR Pro Tennis Series - Amsterdam | 2022/03/03 10:30 | Marcel Zielinski v Yanais Laurent | 6-3,7-5 |
| UTR Pro Tennis Series - Blaricum | 2022/04/06 08:00 | Ivan Penev v Vladimir Popov | 6-3,6-7,6-7 |
| UTR Pro Tennis Series - Blaricum | 2022/04/04 09:30 | Miko Wassermann v Vladimir Popov | 6-3,6-3 |
| UTR Pro Tennis Series - Blaricum | 2022/04/03 12:30 | Vladimir Popov v Roland Stuurman | 1-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2022/03/30 11:30 | Vladimir Popov v Gabriel Donev | 2-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2022/03/29 12:00 | Vladimir Popov v Plamen Milushev | 3-6,1-6 |
| UTR Pro Tennis Series Barcelona | 2022/03/28 07:30 | Vladimir Popov v Quentin Robert | 0-6,1-6 |
| UTR Pro Tennis Series Barcelona | 2022/03/27 15:30 | Luis Utrilla v Vladimir Popov | 0-0 |
| UTR Pro Tennis Series - Bucuresti | 2022/03/09 09:00 | Vladimir Popov v Stefan A Andreescu | 4-6,5-7 |