| Open de Australia - Clasificación | 2019/06/04 00:35 | Chico Aura Dwi Wardoyo v Hyun Il Lee | L | 2-1 |
| Open de Nueva Zelanda | 2019/05/02 04:00 | Ka Long Angus NG v Hyun Il Lee | L | 2-0 |
| Open de Nueva Zelanda | 2019/05/01 00:20 | Joo Ven Soong v Hyun Il Lee | W | 0-2 |
| Open de Singapur | 2019/04/10 04:00 | Hyun Il Lee v Zii Jia Lee | L | 0-2 |
| Open de Malasia | 2019/04/02 05:00 | Rasmus Gemke v Hyun Il Lee | L | 2-0 |
| All England Open | 2018/11/07 10:20 | Anders Antonsen v Hyun Il Lee | L | 2-1 |
| Open de Macao | 2018/11/04 04:40 | Zeqi Zhou v Hyun Il Lee | W | 0-2 |
| Giraldilla - Internacional - Dobles Mixtos | 2018/11/03 07:09 | Hyun Il Lee v Sitthikom Thammasin | W | 2-1 |
| Indonesia - International | 2019/10/22 13:05 | Ji Hoon Choi v Chico Aura Dwi Wardoyo | L | 0-2 |
| Korea Open Qual | 2019/09/24 01:40 | Donghun Kim v Ji Hoon Choi | L | 2-1 |
| Akita Masters | 2019/08/14 03:20 | Yu Igarashi v Ji Hoon Choi | L | 2-0 |
| Osaka Int. - Clasificación | 2019/04/03 03:50 | Ji Hoon Choi v Yusei Baba | L | 1-2 |
| All England Open | 2016/12/06 06:30 | Ji Hoon Choi v Kai Guo | L | 0-2 |