| Challenger Ochsenhausen | 2021/07/08 10:30 | Kuzmin, Fedor v Sven Happek | W | 3-0 |
| Challenger Ochsenhausen | 2021/07/08 07:10 | Kuzmin, Fedor v Jeet Chandra | W | 3-2 |
| Challenger Ochsenhausen | 2021/07/07 12:30 | Kuzmin, Fedor v Rakov, Valerij | W | 3-0 |
| Challenger Ochsenhausen | 2021/07/07 10:10 | Andriy Sitak v Kuzmin, Fedor | W | 1-3 |
| Challenger Ochsenhausen | 2021/07/07 08:55 | Kuzmin, Fedor v Chtchetinine, Evgueni | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/18 13:30 | Dauud Cheaib v Kuzmin, Fedor | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/18 13:05 | Harmeet Desai v Kuzmin, Fedor | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/18 09:50 | Sven Happek v Kuzmin, Fedor | W | 2-3 |
| Challenger Ochsenhausen | 2021/07/08 11:50 | Andriy Sitak v Schwarzer, Dwain | L | 3-0 |
| Challenger Ochsenhausen | 2021/07/08 09:10 | Schwarzer, Dwain v Chtchetinine, Evgueni | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/08 06:30 | Schwarzer, Dwain v Snehit Suravajjula | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/07 11:25 | Schwarzer, Dwain v Rakov, Valerij | W | 3-2 |
| Challenger Ochsenhausen | 2021/07/07 09:45 | Sven Happek v Schwarzer, Dwain | L | 3-2 |
| Challenger Ochsenhausen | 2021/07/06 10:20 | Schwarzer, Dwain v Maciej Kubik | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/06 07:00 | Schwarzer, Dwain v Alessandro Baciocchi | W | 3-1 |
| Challenger Ochsenhausen | 2021/07/05 18:00 | Schwarzer, Dwain v Valuch, Alexander | L | 2-3 |