Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/01/31 09:30 | Guilherme Teodoro v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2022/08/29 17:50 | Samuel Amann v Guilherme Teodoro | L | 0-3 |
| Challenger Series TT | 2023/03/03 08:50 | Samuel Amann v Anton Limonov | L | 0-3 |
| Challenger Series TT | 2023/03/02 20:10 | Samuel Amann v Dillon Chambers | L | 0-3 |
| Challenger Series TT | 2023/03/02 15:30 | Samuel Amann v Albert Vilardell | L | 0-3 |
| Challenger Series TT | 2023/03/02 13:30 | Samuel Amann v Damian Zech | L | 0-3 |
| Challenger Series TT | 2023/03/02 10:10 | Liang Qiu v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/03/02 08:10 | Samuel Amann v Marco Stefanidis | L | 1-3 |
| Challenger Series TT | 2023/01/31 09:30 | Guilherme Teodoro v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/01/31 08:10 | Albert Vilardell v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/03/03 07:30 | Liang Qiu v Guilherme Teodoro | W | 1-3 |
| Challenger Series TT | 2023/03/02 19:30 | Guilherme Teodoro v Marco Stefanidis | W | 3-0 |
| Challenger Series TT | 2023/03/02 16:10 | Guilherme Teodoro v Damian Zech | W | 3-0 |
| Challenger Series TT | 2023/03/02 14:10 | Anton Limonov v Guilherme Teodoro | W | 2-3 |
| Challenger Series TT | 2023/03/02 11:30 | Dillon Chambers v Guilherme Teodoro | W | 2-3 |
| Challenger Series TT | 2023/03/02 08:50 | Albert Vilardell v Guilherme Teodoro | W | 0-3 |
| Challenger Series TT | 2023/02/24 14:30 | Guilherme Teodoro v Florian Bluhm | L | 1-3 |
| Challenger Series TT | 2023/02/24 12:25 | Guilherme Teodoro v Dauud Cheaib | W | 3-2 |