| Challenger Ochsenhausen | 2021/04/29 11:50 | Liang Qiu v Dillon Chambers | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/29 09:10 | Dillon Chambers v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/29 06:30 | Dillon Chambers v Enzo Angles | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/28 11:10 | Dillon Chambers v Harmeet Desai | L | 2-3 |
| Challenger Ochsenhausen | 2021/04/28 08:30 | Jiri Martinko v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/27 11:00 | Henning Zeptner v Dillon Chambers | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/27 09:40 | Dillon Chambers v Christopher Ligocki | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/26 19:20 | Harmeet Desai v Dillon Chambers | L | 3-0 |