Stadium: MEG Court Round: 54 Ground: Clay
| ITF M25 Marburg | 2022/07/04 10:30 | Marvin Netuschil v Milan Welte | 7-6,6-7,10-12 |
| ITF M25 Arlon | 2022/06/22 16:50 | Milan Welte v Arnaud Bovy | 2-6,3-6 |
| ITF M25 Arlon | 2022/06/21 09:05 | Milan Welte v Boris Fassbender | 6-3,3-6,10-7 |
| ITF M25 Arlon | 2022/06/20 12:00 | Milan Welte v Antoine Monaco | 6-2,6-0 |
| ITF M15 Heraklion | 2022/05/17 10:35 | Milan Welte v Marlon Vankan | 2-6,0-6 |
| ITF M15 Meerbusch | 2022/05/02 11:00 | Quin Verstegen v Milan Welte | 6-1,6-4 |
| ITF M15 Meerbusch | 2022/05/01 10:00 | Pietro Pirolt v Milan Welte | 0-6,1-6 |
| ITF M15 Dubrovnik | 2022/04/06 07:30 | Milan Welte v Matic Dimic | 3-6,5-7 |
| ITF M25 Marburg | 2022/07/04 11:30 | Constantin Frantzen v Daniel Siniakov | 6-4,6-3 |
| ITF M25 Arlon | 2022/06/22 08:00 | Constantin Frantzen v Alexander Hoogmartens | 4-6,1-6 |
| ITF M25 Arlon | 2022/06/21 08:00 | Tim Sandkaulen v Constantin Frantzen | 6-1,4-6,8-10 |
| ITF M25 Arlon | 2022/06/20 10:40 | Victor Ernaelsteen v Constantin Frantzen | 3-6,2-6 |
| ITF M15 Meerbusch | 2022/05/02 08:00 | Constantin Frantzen v Marco De Rossi | 3-6,2-6 |
| ITF M15 Meerbusch | 2022/05/01 07:30 | Constantin Frantzen v Mihailo Kecojevic | 6-3,6-3 |
| ITF M25 Split | 2022/04/25 10:20 | Drazen Petrovic v Constantin Frantzen | 6-4,7-5 |
| ITF M15 Monastir | 2022/04/06 12:35 | Constantin Frantzen v Szymon Kielan | 3-6,5-7 |