Stadium: MTA 07 Round: 62 Ground: Clay
| ITF - M15 Antalya | 2021/03/07 07:00 | Jim Walder v Federico Campana | 6-1,2-6,13-15 |
| 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 |
| ITF - M15 Antalya | 2021/03/07 07:00 | Denis Parshutin v Ivan Zaytsev | 6-4,6-3 |
| ITF M15 - Nur-Sultan | 2021/02/08 04:00 | Matteo Arnaldi v Ivan Zaytsev | 6-2,6-3 |
| ITF M15 - Nur-Sultan | 2021/02/01 07:30 | Ivan Liutarevich v Ivan Zaytsev | 6-3,6-4 |
| ITF - M15 Sharm-el-Sheikh | 2020/02/03 08:00 | Aleksei Khomich v Ivan Zaytsev | 6-3,6-3 |
| ITF - M15 Sharm-el-Sheikh | 2020/02/02 08:00 | Federico Bertuccioli v Ivan Zaytsev | 3-6,3-6 |
| ITF - M15 Antalya | 2020/01/26 07:00 | Ivan Nedelko v Ivan Zaytsev | 6-3,6-0 |
| ITF - M15 Antalya | 2019/12/16 11:30 | Luigi Sorrentino v Ivan Zaytsev | 6-1,6-2 |
| ITF - M15 Antalya | 2019/11/17 11:00 | Ivan Zaytsev v Pavle Daljev | 5-7,3-6 |