| Challenger - Ochsenhausen | 2021/05/24 11:10 | Ali Gozubuyuk v Dennis Klein | L | 2-3 |
| 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 | 2021/05/24 10:30 | Josip Huzjak v Christopher Ligocki | L | 3-0 |
| Challenger - Ochsenhausen | 2021/05/24 07:50 | Henning Zeptner v Christopher Ligocki | L | 3-1 |
| Challenger - Ochsenhausen | 2021/04/27 09:40 | Dillon Chambers v Christopher Ligocki | L | 3-1 |
| Challenger - Ochsenhausen | 2021/04/27 08:20 | Enzo Angles v Christopher Ligocki | L | 3-0 |
| Challenger - Ochsenhausen | 2021/04/26 18:00 | Liang Qiu v Christopher Ligocki | L | 3-0 |
| Challenger - Ochsenhausen | 2021/04/26 16:00 | Harmeet Desai v Christopher Ligocki | L | 3-0 |
| Challenger - Ochsenhausen | 2021/04/26 12:30 | Marius Henninger v Christopher Ligocki | L | 3-1 |
| Challenger - Ochsenhausen | 2021/04/26 11:10 | Can Akkuzu v Christopher Ligocki | L | 3-0 |