Stadium: Indoor Court 1 Round: 62
| ITF Women Yeongwol | 2018/08/27 02:00 | Yubean Lee v Seon Young Um | 1-6,1-6 |
| ITF Women Gimcheon | 2018/08/20 01:00 | Sakura Hosogi v Seon Young Um | 6-2,6-4 |
| ITF Women Gimcheon | 2018/08/19 01:00 | Seon Young Um v Han Byeol Lee | 7-5,6-3 |
| ITF Women Yeongwol | 2016/09/05 01:00 | Seon Young Um v Seohyeon Kim | 3-6,4-6 |
| ITF Women Yeongwol | 2016/09/02 10:10 | Seon Young Um v Na Ri Kim | 3-6,2-6 |
| ITF Women Yeongwol | 2016/09/01 02:50 | Seon Young Um v Sumin Kim | 6-4,1-6,6-3 |
| ITF Women Yeongwol | 2016/08/30 01:00 | Han Byeol Lee v Seon Young Um | 3-6,0-6 |
| ITF Women Yeongwol | 2016/08/29 04:00 | Seon Young Um v Eun Se Jang | 6-1,4-6,6-0 |
| ITF Women Gimcheon | 2018/08/20 02:00 | Subin Park v Seunghyun Lee | 6-3,6-0 |
| ITF Women Gimcheon | 2018/08/12 01:00 | Ramya Natarajan v Seunghyun Lee | 6-2,6-2 |
| ITF Women Daegu Qual | 2018/06/17 02:00 | You-Na Sul v Seunghyun Lee | 6-3,6-1 |
| ITF Women Gyeongsan Qual | 2018/06/11 01:00 | Eunhye Lee v Seunghyun Lee | 2-6,6-1,6-1 |
| ITF Women Sangju | 2018/06/06 06:50 | Seunghyun Lee v Louise Lampla | 4-6,5-7 |
| ITF Women Sangju Qual | 2018/06/04 02:00 | Hyejin Lee v Seunghyun Lee | 4-6,7-5,2-6 |
| ITF Women Incheon Qual | 2018/05/13 03:30 | Se-Hyun Kim v Seunghyun Lee | 6-2,6-0 |
| ITF Women Goyang Qual | 2018/05/07 00:30 | Jin Yoo v Seunghyun Lee | 6-2,6-2 |