Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/04 13:30 | Dennis Klein v Benjamin Fruchart | W | 3-2 |
| Challenger Series TT | 2023/07/03 19:50 | Dennis Klein v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/05/05 13:30 | Dennis Klein v Benjamin Fruchart | W | 3-1 |
| Challenger Series TT | 2023/05/05 09:10 | Dennis Klein v Benjamin Fruchart | W | 3-0 |
| Challenger Series TT | 2023/05/02 09:50 | Dennis Klein v Benjamin Fruchart | W | 3-2 |
| Challenger Series TT | 2023/07/06 17:10 | Dennis Klein v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2023/07/06 14:30 | Hannes Hormann v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/07/06 11:50 | Johannes Willeke v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/07/06 09:50 | Dennis Klein v David Reitspies | W | 3-0 |
| Challenger Series TT | 2023/07/06 07:50 | Dennis Klein v Dauud Cheaib | W | 3-1 |
| Challenger Series TT | 2023/07/04 13:30 | Dennis Klein v Benjamin Fruchart | W | 3-2 |
| Challenger Series TT | 2023/07/04 11:25 | Kirill Fadeev v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2023/07/04 09:10 | Dennis Klein v Mathias Golab | W | 3-0 |
| Challenger Series TT | 2023/07/06 17:50 | Johannes Willeke v Benjamin Fruchart | W | 0-3 |
| Challenger Series TT | 2023/07/06 15:50 | Benjamin Fruchart v David Reitspies | L | 1-3 |
| Challenger Series TT | 2023/07/06 13:10 | Benjamin Fruchart v Dauud Cheaib | L | 2-3 |
| Challenger Series TT | 2023/07/06 11:10 | Benjamin Fruchart v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2023/07/06 08:30 | Mathias Golab v Benjamin Fruchart | W | 1-3 |
| Challenger Series TT | 2023/07/04 13:30 | Dennis Klein v Benjamin Fruchart | L | 3-2 |
| Challenger Series TT | 2023/07/04 12:05 | David Reitspies v Benjamin Fruchart | W | 1-3 |
| Challenger Series TT | 2023/07/04 07:50 | Tobias Slanina v Benjamin Fruchart | W | 1-3 |