| All England Open | 2018/09/18 04:00 | Jan O Jorgensen v Dong Keun Lee | L | 2-1 |
| All England Open | 2018/03/14 19:20 | Jan O Jorgensen v Dong Keun Lee | W | 1-2 |
| Japan Open | 2016/09/22 04:20 | Dong Keun Lee v Jan O Jorgensen | L | 0-2 |
| Korea Open | 2018/09/26 01:40 | Kwang Hee Heo v Dong Keun Lee | L | 2-0 |
| All England Open | 2018/09/18 04:00 | Jan O Jorgensen v Dong Keun Lee | L | 2-1 |
| Japan Open | 2018/09/15 03:30 | Dong Keun Lee v Khosit Phetpradab | L | 0-2 |
| Japan Open | 2018/09/14 01:30 | Srikanth Kidambi v Dong Keun Lee | W | 1-2 |
| Japan Open | 2018/09/13 04:00 | Dong Keun Lee v Wan Ho Son | W | 2-0 |
| Japan Open | 2018/09/11 08:45 | Dong Keun Lee v Sameer Verma | W | 2-1 |
| Giraldilla Int. XD | 2018/06/20 23:00 | Dong Keun Lee v Cao Cuong Pham | L | 0-2 |
| US Open | 2018/06/17 20:00 | Dong Keun Lee v Mark Caljouw | W | 2-1 |
| Giraldilla Int. XD | 2018/10/06 08:54 | Jan O Jorgensen v Riichi Takeshita | L | 1-2 |
| Giraldilla Int. XD | 2018/10/06 07:20 | Jan O Jorgensen v Riichi Takeshita | L | 1-2 |
| Giraldilla Int. XD | 2018/10/05 09:20 | Jan O Jorgensen v Chi Ting Chen | W | 2-0 |
| Giraldilla Int. XD | 2018/10/04 06:40 | Firman Abdul Kholik v Jan O Jorgensen | W | 0-2 |
| Giraldilla Int. XD | 2018/10/03 07:20 | Abhishek Yeligar v Jan O Jorgensen | W | 0-2 |
| Korea Open | 2018/09/26 07:00 | Dan Lin v Jan O Jorgensen | L | 2-1 |
| All England Open | 2018/09/20 08:00 | Long Chen v Jan O Jorgensen | L | 2-0 |
| All England Open | 2018/09/18 04:00 | Jan O Jorgensen v Dong Keun Lee | W | 2-1 |