Stadium: Court 5 Round: 62 Ground: Clay
| ITF M15 Eupen | 2022/08/07 07:30 | Cian Maguire v James Van Herzeele | 6-7,7-6,13-11 |
| ITF M15 Innsbruck | 2022/07/17 07:30 | Cian Maguire v Jonas Trinker | 3-6,7-6,2-10 |
| ITF M25 Telfs | 2022/07/10 08:00 | Cian Maguire v Niklas Rohrer | 5-7,3-6 |
| ITF M25 Wroclaw | 2022/06/26 09:00 | Bartlomiej Andrzejczak v Cian Maguire | 6-4,6-4 |
| ITF M15 Lodz | 2022/07/29 08:00 | Marcel Zielinski v Petr Nouza | 0-6,6-1,1-6 |
| ITF M15 Lodz | 2022/07/27 10:50 | Marcel Zielinski v Jakub Katuch | 7-6,6-1 |
| ITF M15 Lodz | 2022/07/26 10:00 | Sandro Szic v Marcel Zielinski | 2-6,2-6 |
| ITF M15 Lodz | 2022/07/25 10:00 | Piotr Galus v Marcel Zielinski | 2-6,0-6 |
| Challenger Luedenscheid | 2022/06/28 16:55 | Marcel Zielinski v Denis Yevseyev | 7-6,2-6,4-6 |
| ITF M15 Kamen | 2022/06/21 14:00 | Marcel Zielinski v David Pichler | 3-6,6-7 |
| 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 |