Stadium: Court 2 Round: 1
| German Masters | 2020/08/06 15:00 | Jim Walder v Louis Wessels | 4-6,1-6 |
| ITF M15 - Loule | 2020/03/08 14:00 | Blake Ellis v Jim Walder | 3-6,6-4,10-8 |
| ITF M15 - Oberhaching | 2020/02/16 10:00 | Emilien Voisin v Jim Walder | 6-4,6-2 |
| ITF M25 - Nussloch | 2020/01/20 19:30 | Ryan Nijboer v Jim Walder | 6-4,6-2 |
| ITF M25 - Nussloch | 2020/01/20 11:20 | Jim Walder v Karlo Cubelic | 6-3,2-6,10-5 |
| ITF M25 - Nussloch | 2020/01/19 09:00 | Gasper Bezjak v Jim Walder | 4-6,2-6 |
| ITF M15 - Cancun | 2019/11/17 15:00 | Jim Walder v Sebastian Eguez | 4-6,5-7 |
| ITF M15 - Cancun | 2019/11/10 16:30 | Jim Walder v Yeudy Villar | 4-6,4-6 |
| German Masters | 2020/08/06 07:30 | Benjamin Lock v Oleg Khotkov | 6-1,6-0 |
| German Masters | 2020/08/05 10:20 | Benjamin Lock v Lucas Gerch | 3-6,4-6 |
| German Masters | 2020/08/04 10:25 | Benjamin Lock v Oscar Moraing | 6-2,6-3 |
| German Premier League | 2020/08/03 12:10 | Benjamin Lock v Louis Wessels | 6-7,6-7 |
| Challenger Potchefstroom | 2020/03/12 09:20 | Lorenzo Musetti v Benjamin Lock | 5-7,5-7 |
| Challenger Potchefstroom | 2020/03/11 08:00 | Benjamin Lock v Sebastian Prechtel | 7-6,6-1 |
| Davis Cup | 2020/03/07 10:20 | Benjamin Lock v Hazem Naw | 6-4,6-4 |
| Davis Cup | 2020/03/06 09:25 | Benjamin Lock v Amer Naow | 6-3,6-3 |