| WTT Contender - Doha | 2024/01/17 11:35 | Simon Gauzy v Jaehyun An | L | 3-1 |
| WTT Star Contender Doha | 2024/01/11 16:40 | Jaehyun An v Chuqin Wang | L | 0-3 |
| WTT Star Contender Doha | 2024/01/10 18:20 | Mattias Falck v Jaehyun An | W | 1-3 |
| Team World Cup | 2023/12/05 09:00 | Jaehyun An v Snehit Suravajjula | W | 2-1 |
| WTT Feeder - Düsseldorf III | 2023/11/30 17:40 | Jaehyun An v Steffen Mengel | L | 1-3 |
| WTT Feeder - Düsseldorf III | 2023/11/30 12:10 | Jaehyun An v Guankai Niu | W | 3-0 |
| WTT Feeder - Düsseldorf III | 2023/11/30 11:55 | Jaehyun An v Guankai Niu | W | 3-0 |
| WTT Feeder - Düsseldorf III | 2023/11/29 16:00 | Jaehyun An v Satoshi Aida | W | 3-2 |
| WTT Star Contender - Goa - Kvalifikation | 2024/01/24 11:45 | Mehdi Bouloussa v Kay Stumper | W | 1-3 |
| WTT Star Contender - Goa - Kvalifikation | 2024/01/23 12:10 | Kay Stumper v Yan-Cheng Huang | W | 3-2 |
| WTT Contender - Doha - Kvalifikation | 2024/01/16 14:10 | Panagiotis Gionis v Kay Stumper | L | 3-2 |
| WTT Contender - Doha - Kvalifikation | 2024/01/15 12:40 | Kay Stumper v Daniel Habesohn | W | 3-1 |
| WTT Contender - Doha - Kvalifikation | 2024/01/14 13:25 | Kay Stumper v Jeet Chandra | W | 3-1 |
| Champions League | 2023/12/15 18:55 | Kay Stumper v Diogo Carvalho | W | 3-1 |
| Champions League | 2023/11/19 17:05 | Andreas Levenko v Kay Stumper | W | 1-3 |
| WTT Feeder - Otocec | 2023/11/02 15:00 | Kay Stumper v Jiri Martinko | L | 1-3 |