| Challenger Ochsenhausen | 2021/06/16 07:50 | Samuel Amann v Kuzmin, Fedor | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/03 12:30 | Kuzmin, Fedor v Samuel Amann | L | 3-0 |
| Challenger Ochsenhausen | 2021/05/10 16:40 | Kuzmin, Fedor v Samuel Amann | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/18 09:10 | Samuel Amann v Harmeet Desai | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/18 06:30 | Samuel Amann v Chamorro, Miguel | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/17 09:50 | Samuel Amann v Ligocki, Christopher | W | 3-2 |
| Challenger Ochsenhausen | 2021/06/17 07:10 | Sven Happek v Samuel Amann | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/16 11:50 | Henning Zeptner v Samuel Amann | L | 3-1 |
| Challenger Ochsenhausen | 2021/06/16 09:50 | Samuel Amann v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/16 07:50 | Samuel Amann v Kuzmin, Fedor | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/15 11:40 | Samuel Amann v Semenov, Andrey | L | 0-3 |
| Challenger Ochsenhausen | 2021/09/14 11:00 | David Reitspies v Kuzmin, Fedor | L | 3-2 |
| Challenger Ochsenhausen | 2021/09/14 09:40 | Kuzmin, Fedor v Petr David | L | 2-3 |
| Challenger Ochsenhausen | 2021/09/13 19:20 | Dauud Cheaib v Kuzmin, Fedor | L | 3-2 |
| Challenger Ochsenhausen | 2021/09/13 16:40 | Florian Bluhm v Kuzmin, Fedor | L | 3-2 |
| Challenger Ochsenhausen | 2021/09/13 14:40 | Niagol Stoyanov v Kuzmin, Fedor | W | 1-3 |
| Challenger Ochsenhausen | 2021/09/13 09:50 | Valuch, Alexander v Kuzmin, Fedor | W | 1-3 |
| Challenger Ochsenhausen | 2021/09/13 07:10 | Chtchetinine, Evgueni v Kuzmin, Fedor | W | 1-3 |
| Challenger Ochsenhausen | 2021/08/17 14:00 | Florian Bluhm v Kuzmin, Fedor | W | 1-3 |