| Challenger Ochsenhausen | 2021/05/06 08:30 | Enio Mendes v Michael Engelhardt | W | 3-0 |
| Challenger Ochsenhausen | 2021/05/05 11:50 | Enio Mendes v Henning Zeptner | W | 3-0 |
| Challenger Ochsenhausen | 2021/05/05 09:10 | Enio Mendes v Carlos Muhlbach | W | 3-2 |
| Challenger Ochsenhausen | 2021/05/05 06:30 | Enio Mendes v Carlo Rossi | W | 3-2 |
| Challenger Ochsenhausen | 2021/05/04 14:40 | Enio Mendes v Carlos Muhlbach | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/04 12:35 | Enio Mendes v Irvin Bertrand | W | 3-0 |
| Challenger Ochsenhausen | 2021/05/04 10:20 | Andrew Schonhaar v Enio Mendes | W | 0-3 |
| Challenger Ochsenhausen | 2021/05/04 08:20 | Enio Mendes v Carlos Muhlbach | W | 3-2 |
| Challenger Ochsenhausen | 2021/05/06 09:10 | Florian Saljani v Florian Bluhm | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/06 06:30 | Florian Saljani v Jonathan Thimon | W | 3-1 |
| Challenger Ochsenhausen | 2021/05/05 11:10 | Florian Saljani v Carlo Rossi | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/05 08:30 | Michael Engelhardt v Florian Saljani | L | 3-0 |