| 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 |
| Hong Kong Open (WT) 2019, Singles | 2019/06/04 01:50 | Anton Kallberg v Kim, Donghyun | L | 4-1 |
| ITTF China Open 2019, MS | 2019/05/28 09:00 | Kim, Donghyun v Maharu Yoshimura | L | 2-4 |
| Qatar Open XD | 2018/07/27 03:30 | Kim, Donghyun v Patrick Franziska | L | 1-4 |
| WTT Feeder Budapest Quals | 2022/07/18 08:35 | Andre Pierre Kases v Hugo Deschamps | W | 0-3 |