| Challenger Series TT | 2022/09/19 19:50 | Damian Zech v Sven Happek | W | 0-3 |
| Challenger Ochsenhausen | 2022/06/27 13:50 | Sven Happek v Damian Zech | W | 3-1 |
| Challenger Ochsenhausen | 2022/06/20 17:10 | Damian Zech v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2022/01/20 18:10 | Sven Happek v Damian Zech | L | 2-3 |
| Challenger Ochsenhausen | 2021/12/13 15:40 | Sven Happek v Damian Zech | W | 3-0 |
| Challenger Series TT | 2022/10/25 09:50 | Sven Happek v Rafael De Las Heras | L | 2-3 |
| Challenger Series TT | 2022/10/25 06:30 | Sven Happek v Samuel Kulczycki | L | 0-3 |
| Challenger Series TT | 2022/10/24 17:50 | Sven Happek v Andrei Putuntica | L | 1-3 |
| Challenger Series TT | 2022/10/24 16:30 | Sven Happek v Norbert Tauler | L | 1-3 |
| Challenger Series TT | 2022/10/24 11:50 | Sven Happek v Tobias Slanina | W | 3-1 |
| Challenger Series TT | 2022/10/24 09:10 | Sven Happek v Samuel Amann | W | 3-1 |
| Challenger Series TT | 2022/10/24 06:30 | Sven Happek v Florian Bluhm | W | 3-1 |
| Challenger Series TT | 2022/10/11 12:50 | Kirill Fadeev v Sven Happek | W | 2-3 |
| Challenger Series TT | 2022/10/07 09:10 | Damian Zech v Florian Bourrassaud | L | 0-3 |
| Challenger Series TT | 2022/10/07 07:10 | Damian Zech v Bohdan Sinkevych | L | 2-3 |
| Challenger Series TT | 2022/10/06 18:30 | Damian Zech v Siddharta Almeida | W | 3-1 |
| Challenger Series TT | 2022/10/06 14:30 | Damian Zech v Marius Henninger | L | 2-3 |
| Challenger Series TT | 2022/10/06 12:30 | Damian Zech v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2022/10/06 09:10 | Florian Bluhm v Damian Zech | L | 3-0 |
| Challenger Series TT | 2022/10/06 07:10 | Damian Zech v Denis Dorcescu | L | 0-3 |
| Challenger Series TT | 2022/09/20 09:10 | Damian Zech v Tal Israeli | L | 0-3 |