| Challenger Ochsenhausen | 2021/04/07 06:30 | Chamorro, Miguel v Chambers, Dillon | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/09 11:10 | Chamorro, Miguel v Lars Brinkhaus | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/09 08:30 | Semenov, Andrey v Chamorro, Miguel | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/13 11:40 | Dennis Klein v Chamorro, Miguel | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/13 07:40 | Florian Bluhm v Chamorro, Miguel | L | 3-2 |
| Challenger Ochsenhausen | 2021/04/12 19:20 | Chamorro, Miguel v Semenov, Andrey | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/12 16:00 | Chamorro, Miguel v Marius Henninger | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 14:00 | Josip Huzjak v Chamorro, Miguel | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 10:30 | Chtchetinine, Evgueni v Chamorro, Miguel | L | 3-1 |
| Challenger Ochsenhausen | 2021/06/09 10:30 | Semenov, Andrey v Chambers, Dillon | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/09 07:50 | Dennis Klein v Chambers, Dillon | L | 3-0 |
| TT Star Series | 2021/06/04 12:50 | Chambers, Dillon v Peter Hribar | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/04 11:25 | Dauud Cheaib v Chambers, Dillon | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/04 08:30 | Chambers, Dillon v Samuel Amann | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/04 06:30 | Peter Hribar v Chambers, Dillon | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/03 10:30 | Dennis Klein v Chambers, Dillon | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/03 08:30 | Ligocki, Christopher v Chambers, Dillon | W | 0-3 |