Round: 44 Ground: Hardcourt outdoor
| ITF W15 Yeongwol | 2019/09/01 03:00 | Eunseo Yun v Sunae Ji | 2-6,1-6 |
| WTA Seoul Qual | 2017/09/16 02:00 | Sunae Ji v Varatchaya Wongteanchai | 0-6,0-6 |
| ITF Women Gimcheon | 2017/06/13 06:05 | Sunae Ji v Hanna Chang | 0-6,0-6 |
| ITF Women Incheon | 2017/05/17 02:00 | Luksika Kumkhum v Sunae Ji | 6-4,6-2 |
| ITF Women Incheon Qual | 2017/05/15 05:15 | Sunae Ji v Alexandra Walters | 6-1,6-3 |
| ITF Women Incheon Qual | 2017/05/14 03:00 | Sunae Ji v So-Ra Lee | 6-1,6-1 |
| ITF Women Changwon Qual | 2017/05/10 03:00 | Sunae Ji v Se-Hyun Kim | 3-6,5-7 |
| ITF Women Changwon Qual | 2017/05/08 02:00 | Jin Ju Lee v Sunae Ji | 6-4,0-6,1-6 |
| ITF W15 Yeongwol | 2019/08/28 01:00 | Seung-Yeon Hong v Da Hye Kim | 3-6,2-6 |
| ITF W15 Yeongwol | 2019/08/27 02:00 | Seung-Yeon Hong v Hyeran Yun | 7-5,6-1 |
| ITF W15 Yeongwol | 2019/08/26 02:00 | Seung-Yeon Hong v Eunyeong Park | 6-0,6-1 |
| ITF W15 Yeongwol | 2019/08/25 04:00 | Seung-Yeon Hong v Choyeon Kang | 6-1,6-1 |
| ITF W25 Daegu | 2019/06/03 01:00 | Seung-Yeon Hong v Aiko Yoshitomi | 4-6,4-6 |
| ITF W25 Incheon | 2019/05/27 03:10 | Pei-Chi Lee v Seung-Yeon Hong | 6-3,4-6,10-7 |
| ITF W25 Goyang | 2019/05/21 02:15 | Seung-Yeon Hong v Yeon Woo Ku | 0-6,2-6 |
| ITF W25 Goyang | 2019/05/20 05:05 | Sunam Jeong v Seung-Yeon Hong | 6-2,3-6,2-10 |