| US Open | 2018/06/16 21:45 | Dong Keun Lee v Khosit Phetpradab | W | 2-1 |
| US Open | 2018/06/16 01:50 | Dong Keun Lee v Kantaphon Wangcharoen | W | 2-0 |
| US Open | 2018/06/15 02:30 | Dong Keun Lee v Misha Zilberman | W | 2-0 |
| All England Open | 2018/05/24 13:00 | Dong Keun Lee v Hans-Kristian Vittinghus | L | 1-2 |
| Indonesia Masters XD | 2018/05/21 07:00 | Dong Keun Lee v Jason Anthony Ho-Shue | W | 2-0 |
| All England Open | 2018/03/15 14:00 | Dong Keun Lee v Chong Wei Lee | L | 1-2 |
| All England Open | 2018/03/14 19:20 | Jan O Jorgensen v Dong Keun Lee | W | 1-2 |
| Indonesia Masters XD | 2018/03/07 18:45 | Dong Keun Lee v Kanta Tsuneyama | L | 0-2 |
| US Open | 2018/06/16 20:00 | Ajay Jayaram v Mark Caljouw | W | 0-2 |
| US Open | 2018/06/16 02:15 | Mark Caljouw v Xiaodong Sheng | W | 2-0 |
| US Open | 2018/06/14 20:40 | Kalle Koljonen v Mark Caljouw | W | 1-2 |
| US Open | 2018/06/14 00:20 | Sitthikom Thammasin v Mark Caljouw | W | 0-2 |
| Indonesia Masters XD | 2018/04/26 15:00 | Jan O Jorgensen v Mark Caljouw | L | 2-0 |
| Indonesia Masters XD | 2018/04/25 12:00 | Sergey Sirant v Mark Caljouw | W | 0-2 |
| Giraldilla Int. XD | 2018/04/01 12:30 | Mark Caljouw v Rasmus Gemke | W | 2-1 |
| Giraldilla Int. XD | 2018/03/31 17:10 | Sameer Verma v Mark Caljouw | W | 1-2 |