| Tischtennis - Challenger Series | 2023/01/09 14:10 | Sven Happek v Dennis Klein | L | 0-3 |
| Tischtennis - Challenger Series | 2022/07/12 08:30 | Sven Happek v Dennis Klein | L | 1-3 |
| Challenger - Ochsenhausen | 2022/06/23 06:30 | Dennis Klein v Sven Happek | L | 3-0 |
| Challenger - Ochsenhausen | 2022/06/20 15:10 | Dennis Klein v Sven Happek | L | 3-1 |
| Challenger - Ochsenhausen | 2022/05/12 12:30 | Dennis Klein v Sven Happek | L | 3-0 |
| Challenger - Ochsenhausen | 2021/12/13 21:00 | Dennis Klein v Sven Happek | L | 3-0 |
| Challenger - Ochsenhausen | 2021/12/01 12:50 | Sven Happek v Dennis Klein | L | 0-3 |
| Challenger - Ochsenhausen | 2021/07/14 06:30 | Sven Happek v Dennis Klein | W | 3-2 |
| Tischtennis - Challenger Series | 2023/01/13 14:30 | Bohdan Sinkevych v Sven Happek | L | 3-0 |
| Tischtennis - Challenger Series | 2023/01/13 13:05 | Sven Happek v Josip Huzjak | W | 3-0 |
| Tischtennis - Challenger Series | 2023/01/13 11:30 | Sven Happek v Bohdan Sinkevych | L | 2-3 |
| Tischtennis - Challenger Series | 2023/01/13 08:50 | Sven Happek v Aljaz Godec | L | 2-3 |
| Tischtennis - Challenger Series | 2023/01/12 20:10 | Sven Happek v Dillon Chambers | W | 3-2 |
| Tischtennis - Challenger Series | 2023/01/12 15:30 | Sven Happek v Josip Huzjak | L | 2-3 |
| Tischtennis - Challenger Series | 2023/01/12 13:30 | Sven Happek v Makoto Nogami | W | 3-0 |
| Tischtennis - Challenger Series | 2023/01/12 10:10 | Damian Zech v Sven Happek | W | 1-3 |
| Tischtennis - Challenger Series | 2023/01/10 13:50 | Dennis Klein v Yannick Vostes | W | 3-0 |
| Tischtennis - Challenger Series | 2023/01/10 12:25 | Yongyin Li v Dennis Klein | L | 3-0 |
| Tischtennis - Challenger Series | 2023/01/10 11:30 | Yongyin Li v Dennis Klein | L | 3-0 |
| Tischtennis - Challenger Series | 2023/01/10 07:30 | Yannick Vostes v Dennis Klein | L | 3-2 |
| Tischtennis - Challenger Series | 2023/01/09 19:30 | Dennis Klein v Jean Rassouw | W | 3-0 |
| Tischtennis - Challenger Series | 2023/01/09 16:10 | Dennis Klein v Dauud Cheaib | W | 3-1 |
| Tischtennis - Challenger Series | 2023/01/09 14:10 | Sven Happek v Dennis Klein | W | 0-3 |
| Tischtennis - Challenger Series | 2023/01/09 11:30 | Daniel Rinderer v Dennis Klein | L | 3-2 |