Stadium: Court 2 Round: 26 Ground: Clay
| ITF M15 Lodz | 2022/07/27 07:55 | Filip Cristian Jianu v Stefano Reitano | 4-6,6-4,6-4 |
| Challenger Iasi | 2022/07/12 10:00 | Geoffrey Blancaneaux v Filip Cristian Jianu | 6-2,7-5 |
| Challenger Salzburg | 2022/07/03 14:20 | Victor Vlad Cornea v Filip Cristian Jianu | 7-5,7-6 |
| Challenger Troyes | 2022/07/01 10:05 | Filip Cristian Jianu v Thiago Agustin Tirante | 4-6,7-6,2-6 |
| Challenger Troyes | 2022/06/28 08:30 | Sebastian Fanselow v Filip Cristian Jianu | 2-6,4-6 |
| Challenger Bratislava | 2022/06/07 13:30 | Illya Marchenko v Filip Cristian Jianu | 7-6,2-6,6-7 |
| Challenger Bratislava | 2022/06/05 11:40 | Filip Cristian Jianu v Filip Peliwo | 6-7,6-2,6-4 |
| Challenger Prostejov | 2022/05/29 08:00 | Filip Cristian Jianu v Giovanni Mpetshi Perricard | 3-6,4-6 |
| 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 |
| UTR Pro Tennis Series Blaricum | 2022/04/03 11:00 | Miko Wassermann v Marcel Zielinski | 2-6,1-5 |