| ITF Women Changwon Qual | 2018/05/20 04:30 | SinHee Kim v Jooyeon Jeong | 6-1,6-2 |
| ITF Women Incheon Qual | 2018/05/13 02:00 | Eunyeong Park v Jooyeon Jeong | 6-2,6-2 |
| ITF Women Goyang Qual | 2018/05/06 05:15 | Hae-Sung Kim v Jooyeon Jeong | 6-1,6-0 |
| ITF Women Yeongwol | 2017/09/03 02:00 | Han-Bit Lee v Jooyeon Jeong | 6-3,6-2 |
| ITF Women Gimcheon | 2017/06/11 02:00 | Dami Lee v Jooyeon Jeong | 6-1,6-1 |
| ITF Women Goyang Qual | 2017/05/21 01:00 | Ling Zhang v Jooyeon Jeong | 6-0,6-0 |
| ITF Women Incheon Qual | 2017/05/14 02:00 | Jooyeon Jeong v Hoyeon Nor | 1-6,1-6 |
| ITF Women Yeongwol | 2016/09/04 01:00 | Jooyeon Jeong v Subin Park | 1-6,1-6 |