Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/12/12 07:30 | Dennis Klein v Bohdan Sinkevych | L | 3-1 |
| Challenger Series TT | 2023/05/04 09:50 | Dennis Klein v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/03/27 07:50 | Dennis Klein v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/02/10 09:30 | Bohdan Sinkevych v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2022/10/06 11:10 | Bohdan Sinkevych v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2024/04/26 06:30 | Bohdan Sinkevych v Mike Hollo | L | 0-3 |
| Challenger Series TT | 2024/04/25 17:15 | Bohdan Sinkevych v Benjamin Fruchart | L | 1-3 |
| Challenger Series TT | 2024/04/25 16:05 | Bohdan Sinkevych v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2024/04/25 12:00 | Bohdan Sinkevych v Damian Zech | W | 3-2 |
| Challenger Series TT | 2024/04/25 08:50 | Bohdan Sinkevych v Kirill Fadeev | W | 3-1 |
| Challenger Series TT | 2024/04/25 06:30 | Bohdan Sinkevych v Albert Vilardell | L | 0-3 |
| Challenger Series TT | 2024/04/02 09:25 | Bohdan Sinkevych v Liang Qiu | L | 0-3 |
| Challenger Series TT | 2024/04/02 07:40 | Bohdan Sinkevych v Yuma Hoshi | L | 1-3 |
| Challenger Series TT | 2024/04/26 08:15 | Dennis Klein v Albert Vilardell | W | 3-1 |
| Challenger Series TT | 2024/04/25 17:50 | Mike Hollo v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2024/04/25 15:30 | Benjamin Fruchart v Dennis Klein | L | 3-0 |
| Challenger Series TT | 2024/04/25 13:45 | Dauud Cheaib v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2024/04/25 09:25 | Damian Zech v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/04/25 07:05 | Kirill Fadeev v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/02/27 14:30 | Liang Qiu v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2024/02/27 13:05 | Dennis Klein v Mohammed Javad Sohrabi | W | 3-0 |