Stadium: Court 14 Round: 62
| ITF Women Gimcheon | 2018/08/12 01:00 | Jooyeon Jeong v Ai Kamiyoshihara | 0-6,0-6 |
| ITF Women Gyeongsan Qual | 2018/06/10 03:30 | Jooyeon Jeong v Sujin Yoon | 0-6,1-6 |
| ITF Women Sangju Qual | 2018/06/03 02:00 | Jooyeon Jeong v Mi Seong Sim | 0-6,4-6 |
| 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 Gimcheon | 2018/08/12 01:00 | Do Hee Bae v Handeul Kim | 6-1,6-4 |