| Challenger Ochsenhausen | 2021/05/24 08:30 | Josip Huzjak v Ali Gozubuyuk | L | 3-1 |
| Challenger Ochsenhausen | 2021/05/18 09:40 | Evgueni Chtchetinine v Ali Gozubuyuk | L | 3-0 |
| Challenger Ochsenhausen | 2021/05/18 08:20 | Peter Hribar v Ali Gozubuyuk | L | 3-1 |
| Challenger Ochsenhausen | 2021/05/17 18:00 | Dauud Cheaib v Ali Gozubuyuk | L | 3-0 |
| Challenger Ochsenhausen | 2021/05/17 16:00 | Jonathan Thimon v Ali Gozubuyuk | W | 0-3 |
| Challenger Ochsenhausen | 2021/05/17 12:30 | Marius Henninger v Ali Gozubuyuk | L | 3-0 |
| Challenger Ochsenhausen | 2021/05/17 11:10 | Maciej Kubik v Ali Gozubuyuk | L | 3-1 |
| Challenger Ochsenhausen | 2021/05/17 06:30 | Carlos Muhlbach v Ali Gozubuyuk | L | 3-1 |
| Challenger Ochsenhausen | 2021/05/24 06:30 | Daniel Rinderer v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2021/05/11 14:40 | Dennis Klein v Fedor Kuzmin | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/11 12:35 | Carlo Rossi v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2021/05/11 11:00 | Dennis Klein v Samuel Amann | W | 3-0 |
| Challenger Ochsenhausen | 2021/05/11 07:40 | Dennis Klein v Josip Huzjak | W | 3-2 |
| Challenger Ochsenhausen | 2021/05/10 18:40 | Dennis Klein v Fedor Kuzmin | L | 1-3 |
| Challenger Ochsenhausen | 2021/05/10 17:20 | Dennis Klein v Carlo Rossi | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/10 11:50 | Dennis Klein v Michael Engelhardt | W | 3-2 |