| Challenger Ochsenhausen | 2021/02/26 11:30 | Sven Happek v Nico Wenger | L | 3-0 |
| Challenger Ochsenhausen | 2020/07/22 12:30 | Nico Wenger v Sven Happek | W | 3-2 |
| Challenger Ochsenhausen | 2020/05/18 09:40 | Nico Wenger v Sven Happek | L | 1-4 |
| Challenger Ochsenhausen | 2020/05/13 10:30 | Nico Wenger v Sven Happek | L | 1-4 |
| Challenger Ochsenhausen | 2020/05/04 12:10 | Sven Happek v Nico Wenger | L | 4-1 |
| Challenger Ochsenhausen | 2020/04/29 13:20 | Sven Happek v Nico Wenger | L | 4-3 |
| Challenger Ochsenhausen | 2020/04/29 08:40 | Nico Wenger v Sven Happek | L | 2-4 |
| Challenger Ochsenhausen | 2020/03/20 11:20 | Nico Wenger v Sven Happek | W | 3-1 |
| Challenger Ochsenhausen | 2022/05/12 13:10 | Dillon Chambers v Nico Wenger | L | 3-0 |
| Challenger Ochsenhausen | 2022/05/12 10:30 | Florian Bluhm v Nico Wenger | L | 3-0 |
| Challenger Ochsenhausen | 2022/05/12 07:50 | Daniel Rinderer v Nico Wenger | L | 3-2 |
| Challenger Ochsenhausen | 2022/01/07 08:50 | Marius Henninger v Nico Wenger | L | 3-1 |
| Challenger Ochsenhausen | 2022/01/06 20:50 | Daniel Rinderer v Nico Wenger | L | 3-0 |
| Challenger Ochsenhausen | 2022/01/06 18:50 | Samuel Amann v Nico Wenger | W | 2-3 |
| Challenger Ochsenhausen | 2022/01/06 16:50 | Nico Wenger v Andrei Putuntica | L | 0-3 |
| Challenger Ochsenhausen | 2022/01/06 14:10 | Nico Wenger v Simon Berglund | L | 0-3 |
| Challenger Ochsenhausen | 2022/05/12 12:30 | Dennis Klein v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2022/05/12 11:10 | Dillon Chambers v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2022/05/12 06:30 | Sudhanshu Grover v Sven Happek | L | 3-1 |
| Challenger Series TT | 2022/02/25 07:30 | Sven Happek v Josip Huzjak | W | 3-2 |
| Challenger Series TT | 2022/02/24 18:50 | Sven Happek v Dillon Chambers | L | 1-3 |
| Challenger Ochsenhausen | 2022/02/24 17:30 | Sven Happek v Alexander Valuch | L | 0-3 |
| Challenger Series TT | 2022/02/24 12:50 | Sven Happek v Amirreza Abbasi | L | 1-3 |
| Challenger Series TT | 2022/02/24 10:10 | Sven Happek v Matteo Mutti | L | 1-3 |