Stadium: Court 18 Round: 54 Ground: Clay
| ITF M25 - Agadir | 2022/08/03 14:50 | Goncalo Oliveira v Joshua Schaefer | 6-0,6-3 |
| ITF M25 - Telfs | 2022/07/10 08:00 | Jakub Kroslak v Joshua Schaefer | 6-0,6-0 |
| ITF M25 - Getxo | 2022/07/03 10:30 | Nil Boixader Roca v Joshua Schaefer | 6-4,6-0 |
| ITF M15 - Bern | 2022/06/27 08:00 | Alexander Orlov v Joshua Schaefer | 6-0,6-0 |
| ITF M15 - Oran | 2022/05/23 09:00 | Toufik Sahtali v Joshua Schaefer | 6-4,6-0 |
| ITF M15 - Oran | 2022/05/18 10:15 | Mirko Martinez v Joshua Schaefer | 6-0,6-0 |
| ITF M15 - Oran | 2022/05/17 09:00 | Joshua Schaefer v Mohamed Amine Aissa Khelifa | 6-0,7-6 |
| Challenger - Marbella | 2022/03/27 12:20 | Joshua Schaefer v Christopher Heyman | 0-6,1-6 |
| UTR Pro Tennis Series - Blaricum | 2022/04/05 12:30 | Zachary Eisinga v Niklas Koch | 5-1 |
| UTR Pro Tennis Series - Blaricum | 2022/04/04 13:30 | Twan Van Zijl v Niklas Koch | 6-1,6-1 |
| UTR Pro Tennis Series - Amsterdam | 2022/03/05 12:00 | Olivier Rojas v Niklas Koch | 3-6,6-1,5-4 |
| UTR Pro Tennis Series - Amsterdam | 2022/03/04 09:00 | Jurriaan Bol v Niklas Koch | 6-4,1-6,6-3 |
| UTR Pro Tennis Series - Amsterdam | 2022/03/03 15:05 | Teun Rozenberg v Niklas Koch | 2-6,4-6 |
| UTR Pro Tennis Series - Amsterdam | 2022/03/01 10:30 | Benjamin Dhoe v Niklas Koch | 6-4,6-4 |
| UTR Pro Tennis Series - Amsterdam | 2022/02/28 12:00 | Niklas Koch v Max Houkes | 2-6,2-6 |
| UTR Pro Tennis Series - Amsterdam | 2021/12/11 07:00 | Aloys J W Van Baal v Niklas Koch | 6-4,6-4 |