Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/12/12 08:45 | Alexander Valuch v Jeromy Loffler | W | 3-1 |
| Challenger Series TT | 2023/12/11 20:10 | Alexander Valuch v Lichen Wang | W | 3-2 |
| Challenger Series TT | 2023/12/11 15:30 | Alexander Valuch v Mike Hollo | W | 3-2 |
| Challenger Series TT | 2023/12/11 13:30 | Alexander Valuch v Liang Qiu | L | 1-3 |
| Challenger Series TT | 2023/12/11 10:10 | Dennis Klein v Alexander Valuch | L | 3-0 |
| Challenger Series TT | 2023/12/11 08:10 | Alexander Valuch v Kirill Fadeev | W | 3-0 |
| Challenger Series TT | 2023/12/08 13:50 | Alexander Valuch v Miguel Nunez | L | 1-3 |
| Challenger Series TT | 2023/12/08 11:45 | Alexander Valuch v Alvaro Gainza | W | 3-2 |
| Challenger Series TT | 2023/12/12 07:30 | Dennis Klein v Bohdan Sinkevych | L | 3-1 |
| Challenger Series TT | 2023/12/11 19:30 | Kirill Fadeev v Bohdan Sinkevych | W | 2-3 |
| Challenger Series TT | 2023/12/11 16:10 | Bohdan Sinkevych v Liang Qiu | L | 1-3 |
| Challenger Series TT | 2023/12/11 14:10 | Jeromy Loffler v Bohdan Sinkevych | L | 3-1 |
| Challenger Series TT | 2023/12/11 11:30 | Lichen Wang v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/12/11 08:50 | Mike Hollo v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/08/04 09:10 | Marco Stefanidis v Bohdan Sinkevych | W | 1-3 |
| Challenger Series TT | 2023/08/04 07:10 | Bohdan Sinkevych v Karl Zimmermann | W | 3-1 |