| Challenger - Ochsenhausen | 10/27 16:40 | - | Donghyun Kim v Viktor Brodd | L | 2-3 | |
| Challenger - Ochsenhausen | 09/28 17:57 | - | Donghyun Kim v Jangwon Kim | L | 0-3 | |
| Challenger - Ochsenhausen | 09/28 16:20 | - | Donghyun Kim v Tomas Lewandoski | W | 3-1 | |
| Challenger - Ochsenhausen | 10/30 15:30 | - | Tomasz Tomaszuk v Donghyun Kim | L | 3-2 | |
| WTT Feeder Budapest Quals | 07/18 17:10 | - | Aleksandar Karakasevic v Donghyun Kim | L | 3-2 | |
| WTT Feeder Budapest Quals | 07/18 12:40 | - | Donghyun Kim v Hugo Deschamps | W | 3-0 | |
| WTT Feeder Ototec | 06/23 14:45 | - | Amin Ahmadian v Donghyun Kim | W | 2-3 | |
| WTT Feeder Ototec - Qualifikation | 06/22 13:45 | - | Donghyun Kim v Tobias Rasmussen | W | 3-0 | |
| WTT Feeder Ototec - Qualifikation | 06/21 15:45 | - | Aidos Kenzhigulov v Donghyun Kim | W | 1-3 | |
| WTT Feeder Ototec - Qualifikation | 06/21 09:10 | - | Denis Zholudev v Donghyun Kim | W | 0-3 | |
| Korea Open | 07/02 03:40 | - | Donghyun Kim v Man Ho Kwan | W | 4-1 | |
| Hong Kong Open | 06/04 01:50 | 1 | Anton Kallberg v Donghyun Kim | L | 4-1 |