Stadium: Court 2 Round: 54 Ground: Carpet indoor
| ITF - M25 Trimbach | 2022/03/14 09:00 | Constantin Frantzen v Jasin Jakupi | 6-3,6-3 |
| ITF M25 Glasgow | 2022/02/17 10:00 | Anton Matusevich v Constantin Frantzen | 6-4,6-2 |
| ITF M25 Glasgow | 2022/02/15 10:00 | Felix Gill v Constantin Frantzen | 7-6,4-6,0-6 |
| ITF M25 Glasgow | 2022/02/14 09:55 | Osgar O'Hoisin v Constantin Frantzen | 3-6,2-6 |
| ITF - M25 Shrewsbury | 2022/02/08 16:50 | Alastair Gray v Constantin Frantzen | 6-2,6-1 |
| ITF - M25 Shrewsbury | 2022/02/07 10:00 | Joshua Paris v Constantin Frantzen | 5-7,6-7 |
| ITF - M25 Shrewsbury | 2022/02/06 14:45 | Constantin Frantzen v Adam Jones | 6-2,6-2 |
| ITF - M25 Monastir | 2022/01/30 11:30 | Niccolo Baroni v Constantin Frantzen | 6-4,6-7,10-8 |
| ITF - M25 Trimbach | 2022/03/14 10:15 | Nicolas Affolter v Laurin Aerne | 3-6,5-7 |
| ITF - M15 Oberhaching | 2022/02/13 08:00 | Laurin Aerne v Milan Welte | 3-6,3-6 |
| ITF - M25 Ueberlingen | 2021/08/16 14:10 | Andre Steinbach v Laurin Aerne | 4-6,6-3,10-0 |
| ITF - M25 Kottingbrunn | 2021/07/18 07:30 | Laurin Aerne v Jan Jermar | 1-6,2-6 |
| ITF - M25 Uriage | 2021/07/11 12:55 | Julien De Cuyper v Laurin Aerne | 6-3,7-5 |
| ITF M25 - Klosters | 2021/06/20 08:40 | Edoardo Graziani v Laurin Aerne | 6-1,2-6,10-6 |
| ITF - M25 Trimbach | 2021/03/08 17:15 | Nicolas Affolter v Laurin Aerne | 5-7,7-6,10-8 |
| ITF M25 - Klosters | 2020/09/15 09:20 | Federico Iannaccone v Laurin Aerne | 6-2,6-4 |