Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/10 19:50 | Dennis Klein v Kestutis Zeimys | W | 3-0 |
| Challenger Series TT | 2023/07/10 17:10 | Dennis Klein v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/07/10 14:30 | Damian Zech v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/07/10 11:50 | Johannes Willeke v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/07/10 09:50 | Dennis Klein v Benjamin Fruchart | W | 3-2 |
| Challenger Series TT | 2023/07/10 07:50 | Dennis Klein v Akos Kishegyi | W | 3-0 |
| Challenger Series TT | 2023/07/07 13:30 | Dennis Klein v David Reitspies | W | 3-2 |
| Challenger Series TT | 2023/07/07 11:25 | Dennis Klein v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2023/07/11 07:10 | Armin Alicic v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/07/10 19:10 | Damian Zech v Armin Alicic | W | 1-3 |
| Challenger Series TT | 2023/07/10 16:30 | Johannes Willeke v Armin Alicic | W | 0-3 |
| Challenger Series TT | 2023/07/10 13:50 | Armin Alicic v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/07/10 10:30 | Armin Alicic v Akos Kishegyi | L | 1-3 |
| Challenger Series TT | 2023/07/10 08:30 | Armin Alicic v Kestutis Zeimys | L | 1-3 |
| Balkan Champs Team | 2019/07/31 09:33 | Armin Alicic v Abdullah Yigenler | L | 1-3 |
| Qatar Open XD | 2018/04/10 15:25 | Nandor Ecseki v Armin Alicic | L | 4-0 |