Estadio: Ochsenhausen, Germany
| Challenger Series TT | 2024/02/27 11:30 | Alexander Valuch v Sven Happek | W | 3-1 |
| Challenger Series TT | 2023/12/07 13:30 | Alexander Valuch v Sven Happek | W | 3-0 |
| Challenger Series TT | 2023/11/13 13:30 | Alexander Valuch v Sven Happek | W | 3-1 |
| Challenger Series TT | 2023/10/09 09:50 | Sven Happek v Alexander Valuch | W | 0-3 |
| Challenger Series TT | 2023/10/05 07:10 | Sven Happek v Alexander Valuch | W | 0-3 |
| Challenger de Ochsenhausen | 2022/02/24 17:30 | Sven Happek v Alexander Valuch | W | 0-3 |
| Challenger de Ochsenhausen | 2022/01/28 13:05 | Alexander Valuch v Sven Happek | W | 3-0 |
| Challenger de Ochsenhausen | 2022/01/27 20:10 | Sven Happek v Alexander Valuch | W | 1-3 |
| Challenger Series TT | 2024/03/04 18:10 | Alexander Valuch v Marius Henninger | W | 3-0 |
| Challenger Series TT | 2024/03/04 14:50 | Alexander Valuch v Zhenlong Liu | W | 3-1 |
| Challenger Series TT | 2024/03/04 12:50 | Alexander Valuch v Eusebio Vos | W | 3-0 |
| Challenger Series TT | 2024/03/04 08:10 | Alexander Valuch v Nico Longhino | W | 3-0 |
| Challenger Series TT | 2024/02/27 11:30 | Alexander Valuch v Sven Happek | W | 3-1 |
| Challenger Series TT | 2024/02/27 08:50 | Alexander Valuch v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2024/02/26 20:10 | Alexander Valuch v Liang Qiu | L | 0-3 |
| Challenger Series TT | 2024/02/26 15:30 | Alexander Valuch v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2024/03/04 18:50 | Zhenlong Liu v Sven Happek | W | 2-3 |
| Challenger Series TT | 2024/03/04 16:10 | Sven Happek v Nico Longhino | L | 2-3 |
| Challenger Series TT | 2024/03/04 13:30 | Sven Happek v Pekka Pelz | L | 1-3 |
| Challenger Series TT | 2024/03/04 12:10 | Sven Happek v Eusebio Vos | W | 3-2 |
| Challenger Series TT | 2024/03/04 09:30 | Marius Henninger v Sven Happek | L | 3-0 |
| Challenger Series TT | 2024/02/27 11:30 | Alexander Valuch v Sven Happek | L | 3-1 |
| Challenger Series TT | 2024/02/27 07:30 | Akito Itagaki v Sven Happek | W | 1-3 |
| Challenger Series TT | 2024/02/26 19:30 | Sven Happek v Mohammed Javad Sohrabi | L | 0-3 |