Stadium: MTA 04 Round: 62 Ground: Clay
| ITF M15 Antalya | 2021/02/28 11:00 | Radu Mihai Papoe v Jim Walder | 6-2,6-4 |
| ITF M15 Antalya | 2021/02/02 07:00 | Oleksii Krutykh v Jim Walder | 4-6,6-3,10-5 |
| ITF M15 Antalya | 2021/01/31 10:00 | Osmancan Soyler v Jim Walder | 3-6,3-6 |
| 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 |
| ITF M15 Antalya | 2021/02/21 06:00 | Federico Campana v Youcef Rihane | 3-6,4-6 |
| ITF M15 Antalya | 2021/02/14 12:00 | Gabriel Donev v Federico Campana | 6-1,6-3 |
| ITF M25 Antalya | 2020/02/23 08:00 | Federico Campana v Stefanos Sakellaridis | 6-7,6-2,7-10 |
| ITF M15 Antalya | 2020/02/19 08:45 | Domagoj Biljesko v Federico Campana | 6-1,6-4 |
| ITF M15 Antalya | 2020/02/18 07:00 | Federico Campana v Edoardo Eremin | 3-6,3-6 |
| ITF M15 Antalya | 2020/02/17 09:30 | Cengiz Aksu v Federico Campana | 3-6,6-1,5-10 |
| ITF M15 Antalya | 2020/02/16 09:30 | Federico Campana v Lautaro Agustin Falabella | 6-7,6-1,10-1 |
| ITF M15 Antalya | 2020/02/03 09:30 | Gustaf Strom v Federico Campana | 0-6,6-1,10-6 |