| Challenger Ochsenhausen | 2022/10/30 15:30 | Tomasz Tomaszuk v Kim, Donghyun | L | 3-2 |
| WTT Feeder Budapest Quals | 2022/07/18 17:10 | Karakasevic, Aleksandar v Kim, Donghyun | L | 3-2 |
| WTT Feeder Budapest Quals | 2022/07/18 12:40 | Kim, Donghyun v Hugo Deschamps | W | 3-0 |
| WTT Feeder Ototec | 2022/06/23 14:45 | Ahmadian, Amin v Kim, Donghyun | W | 2-3 |
| WTT Feeder Ototec Quals | 2022/06/22 13:45 | Kim, Donghyun v Tobias Rasmussen | W | 3-0 |
| WTT Feeder Ototec Quals | 2022/06/21 15:45 | Aidos Kenzhigulov v Kim, Donghyun | W | 1-3 |
| WTT Feeder Ototec Quals | 2022/06/21 09:10 | Zholudev, Denis v Kim, Donghyun | W | 0-3 |
| Korea Open 2019, MS | 2019/07/02 03:40 | Kim, Donghyun v Man Ho Kwan | W | 4-1 |
| Challenger Ochsenhausen | 2022/10/28 17:42 | Tomas Lewandoski v Siu Hang Lam | L | 1-2 |
| Challenger Ochsenhausen | 2020/02/23 15:00 | Tomas Lewandoski v Jakub Maslowski | W | 3-1 |
| Challenger Ochsenhausen | 2020/02/04 17:51 | Damian Wederlich v Tomas Lewandoski | W | 0-1 |