| ITF Women Sangju Qual | 2018/06/04 01:00 | Sang Hee Park v Hoyeon Nor | 6-2,6-3 |
| ITF Women Incheon Qual | 2018/05/13 02:00 | Linnea Malmqvist v Hoyeon Nor | 6-2,6-1 |
| ITF Women Yeongwol | 2017/08/31 01:00 | So-Ra Lee v Hoyeon Nor | 6-2,6-1 |
| ITF Women Yeongwol | 2017/08/30 01:00 | Hoyeon Nor v Subin Park | 7-6,6-3 |
| ITF Women Gimcheon | 2017/06/12 02:00 | Ai Kamiyoshihara v Hoyeon Nor | 7-5,7-6 |
| ITF Women Gimcheon | 2017/06/11 02:00 | Hoyeon Nor v Sung Hee Kim | 6-1,6-0 |
| ITF Women Gimcheon | 2017/06/04 03:00 | Ryeong Gyeong Park v Hoyeon Nor | 3-6,6-3,7-6 |
| ITF Women Incheon Qual | 2017/05/15 02:00 | Sung-Hee Han v Hoyeon Nor | 1-6,6-1,6-4 |
| ITF Women Sangju Qual | 2018/06/04 02:00 | Hyejin Lee v Seunghyun Lee | 4-6,7-5,2-6 |
| ITF Women Changwon | 2018/05/23 03:30 | Katy Dunne v Hyejin Lee | 7-5,3-6,6-2 |
| ITF Women Incheon Qual | 2018/05/13 02:00 | Hyejin Lee v Qianxin Kong | 6-1,5-7,5-7 |
| ITF Women Goyang Qual | 2018/05/07 00:30 | Freya Christie v Hyejin Lee | 6-0,6-1 |
| ITF Women Goyang Qual | 2018/05/06 05:15 | Sujin Yoon v Hyejin Lee | 2-6,6-3,5-7 |
| ITF Women Yeongwol | 2017/08/29 01:00 | Eunhye Lee v Hyejin Lee | 6-2,7-6 |
| ITF Women Yeongwol | 2017/08/28 02:00 | Sun Bin Kim v Hyejin Lee | 2-6,2-6 |
| ITF Women Yeongwol | 2017/08/27 03:00 | Hyejin Lee v Ai Kamiyoshihara | 6-4,7-6 |