Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/02/21 10:10 | Daniel Rinderer v Miguel Nunez | L | 2-3 |
| Challenger Series TT | 2023/02/21 07:30 | Daniel Rinderer v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/02/20 16:50 | Daniel Rinderer v David Reitspies | L | 1-3 |
| Challenger Series TT | 2023/02/20 16:10 | Daniel Rinderer v Andrei Putuntica | L | 1-3 |
| Challenger Series TT | 2023/02/20 10:10 | Daniel Rinderer v Norbert Tauler | L | 2-3 |
| Challenger Series TT | 2023/02/20 07:30 | Daniel Rinderer v Pekka Pelz | W | 3-1 |
| Challenger Series TT | 2023/01/10 10:10 | Kestutis Zeimys v Daniel Rinderer | W | 2-3 |
| Challenger Series TT | 2023/01/10 08:10 | Daniel Rinderer v Dauud Cheaib | L | 2-3 |
| Challenger Series TT | 2023/03/28 09:50 | Makoto Nogami v Bohdan Sinkevych | L | 3-2 |
| Challenger Series TT | 2023/03/28 06:30 | Kirill Fadeev v Bohdan Sinkevych | L | 3-1 |
| Challenger Series TT | 2023/03/27 17:50 | Bohdan Sinkevych v Dillon Chambers | L | 0-3 |
| Challenger Series TT | 2023/03/27 15:10 | Bohdan Sinkevych v Jeromy Loffler | W | 3-0 |
| Challenger Series TT | 2023/03/27 13:10 | Marius Henninger v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/03/27 10:30 | Dauud Cheaib v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/03/27 07:50 | Dennis Klein v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/02/10 10:50 | Makoto Nogami v Bohdan Sinkevych | L | 3-1 |