Stadium: Court 2 Round: 62 Ground: Clay
| ITF M25 Telfs | 2022/07/10 10:00 | Laurin Aerne v Jonas Schaer | 7-5,2-6,9-11 |
| ITF M15 Bern | 2022/06/27 09:25 | Jonas Schaer v Yann Marti | 2-6,3-6 |
| ITF M25 Klosters | 2022/06/19 13:15 | Nicolas Parizzia v Jonas Schaer | 7-6,7-6 |
| ITF M25 Trimbach | 2021/03/09 09:00 | Mika Brunold v Jonas Schaer | 3-6,6-1,10-3 |
| ITF M25 Trimbach | 2021/03/08 09:00 | Jonas Schaer v Michael Weindl | 7-6,5-7,11-9 |
| ITF M15 Horgen | 2019/08/27 14:45 | Jonas Schaer v Patrik Hartmeier | 3-6,4-6 |
| ITF M25 Schlieren | 2019/08/21 08:55 | Jakub Paul v Jonas Schaer | 6-3,6-2 |
| ITF M15 Tanger | 2019/07/15 09:00 | Christopher Patzanovsky v Jonas Schaer | 6-4,2-6,13-11 |
| ITF M25 Telfs | 2022/07/10 10:00 | Hans Peter Kaufmann v Tim Heger | 4-6,6-3,10-6 |
| ITF M15 Antalya | 2022/04/11 10:05 | Mert Ramadan v Hans Peter Kaufmann | 2-6,6-4,10-4 |
| ITF M15 Antalya | 2022/04/10 06:00 | Hans Peter Kaufmann v Alexandros Skorilas | 6-2,4-6,10-4 |
| ITF M15 Dubrovnik | 2022/04/04 13:15 | Hans Peter Kaufmann v Benedikt Henning | 3-6,1-6 |
| ITF M15 Dubrovnik | 2022/04/04 09:00 | Danilo Raicevic v Hans Peter Kaufmann | 6-4,4-6,6-10 |
| ITF M25 Rovinj | 2022/03/13 09:00 | Hans Peter Kaufmann v Michael Gloeckler | 4-6,2-6 |
| ITF M25 Porec | 2022/03/08 12:50 | Giorgio Tabacco v Hans Peter Kaufmann | 6-1,6-1 |
| ITF M25 Porec | 2022/03/07 12:05 | Tomislav Podvinski v Hans Peter Kaufmann | 6-4,5-7,7-10 |