Stadium: Court B Round: 54 Ground: Hardcourt outdoor
| ITF Women Yeongwol | 2018/09/03 02:00 | Um, Seon Young v Park, Mijeong | 3-6,4-6 |
| ITF Women Yeongwol | 2018/08/29 06:25 | Gabueva, Angelina v Um, Seon Young | 6-2,6-1 |
| ITF Women Yeongwol | 2018/08/28 02:00 | Um, Seon Young v Lee, Seunghyun | 6-4,7-6 |
| ITF Women Yeongwol | 2018/08/27 02:00 | Lee, Yubean v Um, Seon Young | 1-6,1-6 |
| ITF Women Gimcheon | 2018/08/20 01:00 | Sakura Hosogi v Um, Seon Young | 6-2,6-4 |
| ITF Women Gimcheon | 2018/08/19 01:00 | Um, Seon Young v Lee, Han Byeol | 7-5,6-3 |
| ITF Women Yeongwol | 2016/09/05 01:00 | Um, Seon Young v Kim, Seohyeon | 3-6,4-6 |
| ITF Women Yeongwol | 2016/09/02 10:10 | Um, Seon Young v Kim, Na Ri | 3-6,2-6 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/13 07:20 | Lee, Eun Ji v Nina Stadler | 3-6,1-6 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/12 02:00 | Lee, Eun Ji v Frahn, Madison | 3-6,6-0,6-1 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/11 06:00 | Sudsaard, Kanyanut v Lee, Eun Ji | 1-6,0-6 |
| ITF Women Yeongwol | 2018/09/07 02:40 | Lee, Eun Ji v Ahn, Yu Jin | 6-4,1-6,2-6 |
| ITF Women Yeongwol | 2018/09/06 01:00 | Lee, Eun Ji v Subin Park | 6-3,6-2 |
| ITF Women Yeongwol | 2018/09/05 01:00 | Hanyu Guo v Lee, Eun Ji | 5-7,5-7 |
| ITF Women Yeongwol | 2018/09/04 01:00 | Oh, Eunji v Lee, Eun Ji | 2-6,5-7 |
| ITF Women Yeongwol | 2018/09/03 01:00 | Lee, Eun Ji v Kim, Handeul | 6-1,6-0 |