Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/06/05 19:10 | Kirill Fadeev v Simon Berglund | W | 1-3 |
| Challenger Series TT | 2023/06/05 16:30 | Akos Kishegyi v Simon Berglund | W | 0-3 |
| Challenger Series TT | 2023/06/05 13:50 | Simon Berglund v Florian Bluhm | W | 3-0 |
| Challenger Series TT | 2023/06/05 10:30 | Simon Berglund v Jin Ueda | L | 2-3 |
| Challenger Series TT | 2023/06/05 08:30 | Simon Berglund v Antonin Gavlas | L | 2-3 |
| Challenger Series TT | 2023/05/30 12:10 | Simon Berglund v Ryoichi Yoshiyama | L | 2-3 |
| Challenger Series TT | 2023/05/30 10:05 | Simon Berglund v Anton Limonov | W | 3-0 |
| Challenger Series TT | 2023/05/30 09:10 | Simon Berglund v Karl Zimmermann | W | 3-0 |
| Challenger Series TT | 2023/06/05 17:10 | Akito Itagaki v David Molnar | L | 3-2 |
| Challenger Series TT | 2023/06/05 15:10 | Jin Ueda v David Molnar | L | 3-2 |
| Challenger Series TT | 2023/06/05 12:30 | Kirill Fadeev v David Molnar | L | 3-2 |
| Challenger Series TT | 2023/06/05 11:10 | Antonin Gavlas v David Molnar | L | 3-0 |
| Challenger Series TT | 2023/06/05 06:30 | Akos Kishegyi v David Molnar | W | 1-3 |
| Challenger Series TT | 2023/05/16 12:50 | Dauud Cheaib v David Molnar | W | 1-3 |
| Challenger Series TT | 2023/05/16 12:05 | David Molnar v Miguel Nunez | L | 1-3 |
| Challenger Series TT | 2023/05/16 10:10 | Marius Henninger v David Molnar | W | 1-3 |