Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/06 18:30 | Dauud Cheaib v David Reitspies | W | 0-3 |
| Challenger Series TT | 2023/07/06 15:50 | Benjamin Fruchart v David Reitspies | W | 1-3 |
| Challenger Series TT | 2023/07/06 13:50 | Mathias Golab v David Reitspies | W | 0-3 |
| Challenger Series TT | 2023/07/06 09:50 | Dennis Klein v David Reitspies | L | 3-0 |
| Challenger Series TT | 2023/07/06 07:10 | Hannes Hormann v David Reitspies | W | 1-3 |
| Challenger Series TT | 2023/07/04 12:50 | Kirill Fadeev v David Reitspies | W | 2-3 |
| Challenger Series TT | 2023/07/04 12:05 | David Reitspies v Benjamin Fruchart | L | 1-3 |
| Challenger Series TT | 2023/07/04 10:30 | Tobias Slanina v David Reitspies | W | 0-3 |
| Challenger Series TT | 2023/07/07 07:10 | Mathias Golab v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2023/07/06 17:10 | Dennis Klein v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2023/07/06 15:10 | Dauud Cheaib v Liang Qiu | W | 2-3 |
| Challenger Series TT | 2023/07/06 12:30 | Hannes Hormann v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2023/07/06 11:10 | Benjamin Fruchart v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2023/07/06 06:30 | Johannes Willeke v Liang Qiu | L | 3-2 |
| Challenger Series TT | 2023/06/30 12:50 | Liang Qiu v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/06/30 11:25 | Liang Qiu v Kirill Fadeev | L | 2-3 |