Stadium: Court 8 Round: 27 Ground: Hardcourt outdoor
| ITF W25 Daegu | 2019/06/06 02:00 | Chanel Simmonds v Sunam Jeong | 2-6,1-6 |
| ITF W25 Daegu | 2019/06/05 02:30 | Ramu Ueda v Sunam Jeong | 1-6,2-6 |
| ITF W25 Goyang | 2019/05/20 05:05 | Sunam Jeong v Seung-Yeon Hong | 6-2,3-6,2-10 |
| ITF W25 Changwon | 2019/05/15 02:20 | Sunam Jeong v Eunhye Lee | 2-6,3-6 |
| 2019 Fed Cup | 2019/02/09 06:55 | Ankita Raina v Sunam Jeong | 6-3,6-3 |
| WTA Seoul | 2018/09/15 03:15 | Sunam Jeong v Varvara Flink | 2-6,6-3,0-6 |
| ITF Women Yeongwol | 2018/09/09 01:00 | Sunam Jeong v So-Ra Lee | 6-2,6-1 |
| ITF Women Yeongwol | 2018/09/08 03:00 | Yu Jin Ahn v Sunam Jeong | 2-6,5-7 |
| ITF W25 Daegu | 2019/06/06 02:00 | Haruna Arakawa v Yuxuan Zhang | 4-6,7-5,6-2 |
| ITF W25 Daegu | 2019/06/05 03:35 | Haruna Arakawa v SinHee Kim | 6-0,6-2 |
| ITF W25 Incheon | 2019/05/30 03:55 | Su Jeong Jang v Haruna Arakawa | 6-1,7-5 |
| ITF W25 Incheon | 2019/05/28 04:00 | Jennifer Elie v Haruna Arakawa | 1-6,6-7 |
| ITF W25 Karuizawa | 2019/05/22 01:00 | Haruna Arakawa v Jovana Jaksic | 0-6,2-6 |
| ITF W60 Kurume | 2019/05/15 02:25 | Junri Namigata v Haruna Arakawa | 6-4,4-6,6-4 |
| ITF W60 Kurume | 2019/05/13 05:50 | Haruna Arakawa v Ramu Ueda | 4-6,7-6,10-4 |
| ITF W60 Kurume | 2019/05/13 02:25 | Haruna Arakawa v Momo Saitou | 6-1,6-0 |