Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/09/08 10:30 | Tobias Slanina v Corentin Mazaud | L | 0-3 |
| Challenger Series TT | 2023/09/08 07:50 | Tobias Slanina v Oliver Both | L | 0-3 |
| Challenger Series TT | 2023/09/07 19:10 | Tobias Slanina v Dauud Cheaib | L | 2-3 |
| Challenger Series TT | 2023/09/07 14:30 | Tobias Slanina v Rafael Turrini | L | 0-3 |
| Challenger Series TT | 2023/09/07 12:30 | Tobias Slanina v Kirill Fadeev | L | 1-3 |
| Challenger Series TT | 2023/09/07 09:10 | Dennis Klein v Tobias Slanina | L | 3-1 |
| Challenger Series TT | 2023/09/07 07:10 | Tobias Slanina v Miguel Nunez | L | 1-3 |
| Challenger Series TT | 2023/08/18 09:50 | Marco Stefanidis v Tobias Slanina | W | 2-3 |
| Challenger Series TT | 2023/09/22 08:30 | Tom Colvin v Alexander Valuch | L | 0-3 |
| Challenger Series TT | 2023/09/21 17:10 | Tom Colvin v Jeromy Loffler | L | 1-3 |
| Challenger Series TT | 2023/09/21 14:30 | Louis Price v Tom Colvin | L | 3-0 |
| Challenger Series TT | 2023/09/21 11:50 | Samuel Amann v Tom Colvin | W | 0-3 |
| Challenger Series TT | 2023/09/21 09:50 | Tom Colvin v Sushmit Sriram | L | 0-3 |
| Challenger Series TT | 2023/09/21 07:50 | Tom Colvin v Marius Henninger | L | 1-3 |