Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/03/02 11:30 | Dillon Chambers v Guilherme Teodoro | L | 2-3 |
| Challenger Series TT | 2023/03/02 09:30 | Dillon Chambers v Anton Limonov | L | 0-3 |
| Challenger Series TT | 2023/02/28 13:50 | Dillon Chambers v Martin Andersen | L | 2-3 |
| Challenger Series TT | 2023/02/28 12:25 | Sushmit Sriram v Dillon Chambers | L | 3-2 |
| Challenger Series TT | 2023/02/28 10:10 | Dauud Cheaib v Dillon Chambers | W | 2-3 |
| Challenger Series TT | 2023/02/28 08:10 | Dillon Chambers v Sushmit Sriram | L | 2-3 |
| Challenger Series TT | 2023/02/27 20:10 | Martin Andersen v Dillon Chambers | L | 3-1 |
| Challenger Series TT | 2023/02/27 17:30 | Sven Happek v Dillon Chambers | L | 3-2 |
| Challenger Series TT | 2023/03/02 10:50 | Albert Vilardell v Marco Stefanidis | L | 3-1 |
| Challenger Series TT | 2023/03/02 08:10 | Samuel Amann v Marco Stefanidis | W | 1-3 |
| Challenger Series TT | 2023/02/10 11:30 | Marco Stefanidis v Alberto Mino | L | 0-3 |
| Challenger Series TT | 2023/02/10 08:50 | Marco Stefanidis v Sourav Saha | L | 0-3 |
| Challenger Series TT | 2023/02/09 20:10 | Marco Stefanidis v Bastien Dupont | L | 1-3 |
| Challenger Series TT | 2023/02/09 15:30 | Marco Stefanidis v Andrei Putuntica | L | 0-3 |
| Challenger Series TT | 2023/02/09 13:30 | Marco Stefanidis v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2023/02/09 10:10 | Makoto Nogami v Marco Stefanidis | L | 3-0 |