Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/10 17:50 | Johannes Willeke v Kestutis Zeimys | L | 2-3 |
| Challenger Series TT | 2023/07/10 16:30 | Johannes Willeke v Armin Alicic | L | 0-3 |
| Challenger Series TT | 2023/07/10 11:50 | Johannes Willeke v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2023/07/10 09:10 | Johannes Willeke v Damian Zech | L | 1-3 |
| Challenger Series TT | 2023/07/10 06:30 | Johannes Willeke v Samuel Amann | W | 3-1 |
| Challenger Series TT | 2023/07/07 09:50 | Johannes Willeke v David Reitspies | L | 0-3 |
| Challenger Series TT | 2023/07/07 06:30 | Johannes Willeke v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/07/06 17:50 | Johannes Willeke v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/07/10 18:30 | Akos Kishegyi v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/07/10 15:10 | Akos Kishegyi v Samuel Amann | W | 3-1 |
| Challenger Series TT | 2023/07/10 13:10 | Kestutis Zeimys v Akos Kishegyi | W | 2-3 |
| Challenger Series TT | 2023/07/10 10:30 | Armin Alicic v Akos Kishegyi | W | 1-3 |
| Challenger Series TT | 2023/07/10 07:50 | Dennis Klein v Akos Kishegyi | L | 3-0 |
| Challenger Series TT | 2023/06/06 09:50 | Akos Kishegyi v Florian Bluhm | L | 0-3 |
| Challenger Series TT | 2023/06/06 06:30 | Akos Kishegyi v Jin Ueda | L | 0-3 |
| Challenger Series TT | 2023/06/05 17:50 | Akos Kishegyi v Antonin Gavlas | L | 0-3 |