| German Masters | 2020/08/14 07:00 | Ronald Slobodchikov v Jim Walder | 6-2,6-4 |
| German Premier League | 2020/08/13 12:40 | Jim Walder v Filip Cristian Jianu | 4-6,4-6 |
| German Premier League | 2020/08/12 17:15 | Jim Walder v Robert Strombachs | 6-7,2-6 |
| German Premier League | 2020/08/11 18:15 | Buvaysar Gadamauri v Jim Walder | 6-3,6-7,6-3 |
| German Masters | 2020/08/07 14:40 | Jim Walder v Benjamin Lock | 4-6,4-6 |
| 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 |