| Challenger Series TT | 2022/12/12 19:30 | Marius Henninger v Kenan Hrnic | L | 3-1 |
| Challenger Series TT | 2022/12/12 16:50 | Anton Limonov v Kenan Hrnic | L | 3-1 |
| Challenger Series TT | 2022/12/12 14:50 | Sven Happek v Kenan Hrnic | L | 3-2 |
| Challenger Series TT | 2022/12/12 10:50 | Nikola Grujic v Kenan Hrnic | L | 3-1 |
| Challenger Series TT | 2022/12/12 08:10 | Jeromy Loffler v Kenan Hrnic | L | 3-0 |
| Challenger Series TT | 2022/10/17 18:30 | Kenan Hrnic v Miguel Chamorro | L | 0-3 |
| Challenger Series TT | 2022/10/17 17:10 | Kenan Hrnic v Liang Qiu | L | 0-3 |
| Challenger Series TT | 2022/10/17 11:50 | Florian Bluhm v Kenan Hrnic | L | 3-2 |
| Challenger Series TT | 2022/12/13 08:10 | Sven Happek v Karl Zimmermann | W | 1-3 |
| Challenger Series TT | 2022/12/12 18:10 | Nikola Grujic v Karl Zimmermann | W | 1-3 |
| Challenger Series TT | 2022/12/12 16:10 | Marius Henninger v Karl Zimmermann | L | 3-2 |
| Challenger Series TT | 2022/12/12 13:30 | Jeromy Loffler v Karl Zimmermann | L | 3-1 |
| Challenger Series TT | 2022/12/12 12:10 | Anton Limonov v Karl Zimmermann | L | 3-0 |
| Challenger Series TT | 2022/12/12 07:30 | Makoto Nogami v Karl Zimmermann | L | 3-2 |
| Challenger Series TT | 2022/11/11 11:30 | Karl Zimmermann v Ronit Bhanja | L | 1-3 |
| Challenger Series TT | 2022/11/11 08:50 | Karl Zimmermann v Dillon Chambers | W | 3-0 |