| Challenger Series TT | 2023/06/20 09:50 | Dennis Klein v Jose Guillot | W | 3-0 |
| Challenger Series TT | 2023/06/20 09:50 | Dennis Klein v Jose Guillot | W | 3-0 |
| Challenger Series TT | 2023/06/20 06:30 | Dennis Klein v Carlo Rossi | L | 0-3 |
| Challenger Series TT | 2023/06/19 17:50 | Dennis Klein v Akito Itagaki | W | 3-0 |
| Challenger Series TT | 2023/06/19 16:30 | Dennis Klein v Aljaz Godec | W | 3-0 |
| Challenger Series TT | 2023/06/19 11:50 | Dennis Klein v Marco Stefanidis | W | 3-0 |
| Challenger Series TT | 2023/06/19 09:10 | Dennis Klein v Sven Happek | W | 3-1 |
| Challenger Series TT | 2023/06/19 06:30 | Dennis Klein v Johannes Willeke | W | 3-0 |
| Challenger Series TT | 2023/05/09 12:50 | Humberto Manhani v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2023/06/20 09:50 | Dennis Klein v Jose Guillot | L | 3-0 |
| Challenger Series TT | 2023/06/20 08:30 | Jose Guillot v Johannes Willeke | W | 3-1 |
| Challenger Series TT | 2023/06/19 18:30 | Carlo Rossi v Jose Guillot | W | 2-3 |
| Challenger Series TT | 2023/06/19 15:50 | Akito Itagaki v Jose Guillot | L | 3-0 |
| Challenger Series TT | 2023/06/19 13:50 | Aljaz Godec v Jose Guillot | W | 1-3 |
| Challenger Series TT | 2023/06/19 09:50 | Marco Stefanidis v Jose Guillot | W | 1-3 |
| Challenger Series TT | 2023/06/19 07:10 | Sven Happek v Jose Guillot | W | 1-3 |
| Challenger Series TT | 2023/06/16 07:50 | Liang Qiu v Jose Guillot | L | 3-1 |