Stadium: Court 1 Round: 25 Ground: Clay
| ITF M25 Wetzlar | 2022/08/03 15:00 | Kai Wehnelt v Benjamin Hassan | 4-6,6-4,2-6 |
| ITF M25 Esch/Alzette | 2022/07/21 08:50 | Yshai Oliel v Kai Wehnelt | 7-6,6-4 |
| ITF M25 Esch/Alzette | 2022/07/20 08:00 | Tholl, Robi v Kai Wehnelt | 2-6,0-6 |
| ITF M25 Kassel | 2022/07/14 09:00 | Kai Wehnelt v Bogdan Bobrov | 6-7,3-6 |
| ITF M25 Kassel | 2022/07/13 13:05 | Neo Niedner v Kai Wehnelt | 1-6,0-6 |
| ITF M25 Marburg | 2022/07/07 11:50 | Michael Vrbensky v Kai Wehnelt | 6-3,6-2 |
| ITF M25 Marburg | 2022/07/06 17:40 | Kai Wehnelt v Jose Pereira | 6-4,0-6,6-2 |
| ITF M25 Bourg-en-Bresse | 2022/07/02 12:00 | Ugo Blanchet v Kai Wehnelt | 7-5,7-6 |
| ITF M25 Wetzlar | 2022/08/01 13:00 | Wojcik, Jakub v Penzlin, Julien | 6-3,4-6,10-6 |
| ITF M25 Frankfurt am Main | 2021/08/11 09:00 | Penzlin, Julien v Sandro Kopp | 4-6,3-6 |
| ITF M25 Wetzlar | 2021/08/02 09:30 | Hidalgo, Gabriel Alejandro v Penzlin, Julien | 6-1,7-5 |
| ITF M15 Poprad | 2021/07/08 10:05 | Ignacio Monzon v Penzlin, Julien | 7-5,6-2 |
| ITF M15 Poprad | 2021/07/07 11:30 | Penzlin, Julien v Samuel Puskar | 6-4,7-6 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/05/18 08:30 | Kekez, Duje v Penzlin, Julien | 6-3,6-2 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/05/17 09:30 | Penzlin, Julien v Zsombor Velcz | 6-4,6-1 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/05/16 07:30 | Marino Jakic v Penzlin, Julien | 1-6,4-6 |