Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/06/22 13:10 | Dauud Cheaib v Ihor Zavadskyi | L | 3-1 |
| Challenger Series TT | 2023/06/22 10:30 | Carlo Rossi v Ihor Zavadskyi | L | 3-1 |
| Challenger Series TT | 2023/06/22 07:50 | Sven Happek v Ihor Zavadskyi | W | 1-3 |
| TT Star Series | 2023/04/15 10:15 | David Reitspies v Ihor Zavadskyi | L | 3-0 |
| TT Star Series | 2023/04/15 08:15 | Jakub Zelinka v Ihor Zavadskyi | L | 3-0 |
| TT Star Series | 2023/04/14 13:45 | Ihor Zavadskyi v Antonin Gavlas | L | 0-3 |
| TT Star Series | 2023/04/14 11:45 | Ihor Zavadskyi v Filip Cipin | L | 2-3 |
| TT Star Series | 2023/04/14 07:45 | Radim Bako v Ihor Zavadskyi | W | 2-3 |
| Challenger Series TT | 2023/06/22 12:30 | Dennis Klein v Johannes Willeke | L | 3-0 |
| Challenger Series TT | 2023/06/22 11:10 | Dauud Cheaib v Johannes Willeke | L | 3-0 |
| Challenger Series TT | 2023/06/22 06:30 | Tobias Slanina v Johannes Willeke | L | 3-2 |
| Challenger Series TT | 2023/06/20 08:30 | Jose Guillot v Johannes Willeke | L | 3-1 |
| Challenger Series TT | 2023/06/20 07:10 | Aljaz Godec v Johannes Willeke | L | 3-0 |
| Challenger Series TT | 2023/06/19 17:10 | Marco Stefanidis v Johannes Willeke | L | 3-0 |
| Challenger Series TT | 2023/06/19 15:10 | Carlo Rossi v Johannes Willeke | L | 3-0 |
| Challenger Series TT | 2023/06/19 12:30 | Sven Happek v Johannes Willeke | L | 3-1 |