Round: 1
| Challenger Ochsenhausen | 2021/03/12 09:30 | Evgueni Chtchetinine v Dillon Chambers | W | 3-1 |
| Challenger Ochsenhausen | 2021/01/13 09:30 | Evgueni Chtchetinine v Dillon Chambers | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/07 08:30 | Jiri Martinko v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/23 15:00 | Florian Bluhm v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/23 14:15 | Evgueni Chtchetinine v Fedor Kuzmin | L | 2-3 |
| Challenger Ochsenhausen | 2021/03/23 12:40 | Evgueni Chtchetinine v Dennis Klein | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/23 10:00 | Evgueni Chtchetinine v Miguel Chamorro | L | 2-3 |
| Challenger Ochsenhausen | 2021/03/22 21:00 | Evgueni Chtchetinine v Francisco Sanchi | W | 3-0 |
| Challenger Ochsenhausen | 2021/03/22 16:20 | Evgueni Chtchetinine v Peter Hribar | W | 3-0 |
| Challenger Ochsenhausen | 2021/03/22 13:30 | Evgueni Chtchetinine v Fedor Kuzmin | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/07 06:30 | Miguel Chamorro v Dillon Chambers | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/02 09:10 | Josip Huzjak v Dillon Chambers | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/02 07:10 | Liang Qiu v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/01 11:50 | Fedor Kuzmin v Dillon Chambers | L | 3-2 |
| Challenger Ochsenhausen | 2021/04/01 09:10 | Dillon Chambers v Sven Happek | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/01 06:30 | Dillon Chambers v Jiri Martinko | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/31 11:10 | Dillon Chambers v Peter Hribar | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/31 08:30 | Dauud Cheaib v Dillon Chambers | L | 3-1 |