| WTT Singapore Smash Quals | 2023/03/08 03:40 | Kay Stumper v Marcos Madrid | W | 3-0 |
| WTT Feeder Dusseldorf II | 2023/02/22 11:55 | Jiri Martinko v Kay Stumper | L | 3-0 |
| Champions League | 2022/12/16 19:20 | Kay Stumper v Jacek Mitas | W | 3-0 |
| WTT Feeder Fort Lauderdale | 2022/12/12 21:00 | John Oyebode v Kay Stumper | L | 3-2 |
| WTT Feeder Düsseldorf | 2022/11/24 12:20 | Omar Assar v Kay Stumper | L | 4-1 |
| WTT Feeder Düsseldorf | 2022/11/23 17:25 | Kay Stumper v Filip Zeljko | W | 4-0 |
| WTT Feeder Düsseldorf | 2022/11/23 12:15 | Kay Stumper v Tomas Polansky | W | 4-1 |
| Champions League | 2022/11/17 18:10 | Tomas Martinko v Kay Stumper | L | 3-1 |
| WTT Singapore Smash Quals | 2023/03/07 11:15 | Panagiotis Gionis v Yaroslav Zhmudenko | W | 3-2 |
| Europe Cup | 2023/02/22 17:40 | Panagiotis Gionis v Kaii Konishi | L | 1-3 |
| Europe Cup | 2023/02/16 16:10 | Jonathan Groth v Panagiotis Gionis | L | 3-0 |
| Europe Cup | 2023/02/10 17:00 | Panagiotis Gionis v Vladislav Ursu | W | 3-1 |
| Europe Cup | 2023/02/10 15:30 | Panagiotis Gionis v Artur Grela | W | 3-1 |
| Challenger Ochsenhausen | 2023/02/07 16:40 | Panagiotis Gionis v Kaii Konishi | W | 3-2 |
| Europe Cup | 2023/01/28 16:20 | Artur Grela v Panagiotis Gionis | W | 1-3 |
| Champions League | 2022/12/14 19:15 | Panagiotis Gionis v Michal Obeslo | W | 3-1 |