Stadium: Court 3 Round: 62 Ground: Clay
| German Championship | 2020/12/08 15:00 | Jim Walder v Benjamin Hassan | 2-6,6-7 |
| German Championship | 2020/12/07 15:00 | Neo Niedner v Jim Walder | 2-6,6-4,6-7 |
| 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 |