Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/02/20 10:50 | Jochem De Hoop v Miguel Nunez | L | 0-3 |
| Challenger Series TT | 2023/02/20 08:50 | Jochem De Hoop v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/02/20 16:50 | Daniel Rinderer v David Reitspies | W | 1-3 |
| Challenger Series TT | 2023/02/20 15:30 | David Reitspies v Miguel Nunez | W | 3-0 |
| Challenger Series TT | 2023/02/20 13:30 | David Reitspies v Dauud Cheaib | W | 3-1 |
| Challenger Series TT | 2023/02/20 12:10 | David Reitspies v Pekka Pelz | W | 3-1 |
| Challenger Series TT | 2023/02/20 09:30 | Andrei Putuntica v David Reitspies | W | 0-3 |
| TT Star Series | 2023/02/14 14:03 | David Reitspies v Viktor Yefimov | W | 3-0 |
| TT Star Series | 2023/02/14 12:59 | David Reitspies v Mohamed Shouman | L | 1-3 |
| TT Star Series | 2023/02/14 11:15 | David Reitspies v Boguslaw Koszyk | W | 3-0 |