| Challenger Series TT | 2022/12/20 11:30 | Pavol Mego v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/12/20 07:30 | Samuel Amann v Sven Happek | W | 1-3 |
| Challenger Series TT | 2022/12/19 19:30 | Sven Happek v Josip Huzjak | W | 3-2 |
| Challenger Series TT | 2022/12/19 16:10 | Sven Happek v Liang Qiu | W | 3-0 |
| Challenger Series TT | 2022/12/19 14:10 | Marko Panic v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/12/19 11:30 | Dauud Cheaib v Sven Happek | L | 3-1 |
| Challenger Series TT | 2022/12/19 08:50 | Rafael De Las Heras v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/12/15 20:50 | Sven Happek v Dauud Cheaib | L | 0-3 |
| WTT Feeder Dusseldorf | 2022/01/12 13:00 | Mahmoud Helmy v Louis Price | L | 4-0 |