| Challenger Ochsenhausen | 2021/07/07 12:30 | Fedor Kuzmin v Valerij Rakov | W | 3-0 |
| Challenger Ochsenhausen | 2021/07/07 10:10 | Andriy Sitak v Fedor Kuzmin | W | 1-3 |
| Challenger Ochsenhausen | 2021/07/07 08:55 | Fedor Kuzmin v Evgueni Chtchetinine | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/18 13:30 | Dauud Cheaib v Fedor Kuzmin | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/18 13:05 | Harmeet Desai v Fedor Kuzmin | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/18 09:50 | Sven Happek v Fedor Kuzmin | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/18 07:50 | Henning Zeptner v Fedor Kuzmin | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/17 11:10 | Fedor Kuzmin v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/07/07 11:50 | Andriy Sitak v Jeet Chandra | W | 1-3 |
| Challenger Ochsenhausen | 2021/07/07 10:35 | Jeet Chandra v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/07/07 09:20 | Jeet Chandra v Snehit Suravajjula | W | 3-2 |
| Challenger Ochsenhausen | 2021/07/06 14:00 | Jeet Chandra v Josip Huzjak | L | 1-3 |
| Challenger Ochsenhausen | 2021/07/06 12:35 | Harmeet Desai v Jeet Chandra | L | 3-0 |
| Challenger Ochsenhausen | 2021/07/06 11:40 | Jeet Chandra v Harmeet Desai | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/06 09:00 | Jeet Chandra v Alessandro Baciocchi | W | 3-0 |
| Challenger Ochsenhausen | 2021/07/05 20:00 | Jeet Chandra v Maciej Kubik | L | 2-3 |