| ITF Women Guiyang | 2018/08/14 06:10 | Haruka Kaji v Hanyu Guo | 6-7,7-5,6-1 |
| ITF Women Jinan | 2018/08/09 07:30 | Hanyu Guo v Xiaodi You | 5-7,4-6 |
| ITF Women Jinan | 2018/08/08 07:00 | Hanyu Guo v Anastasia Gasanova | 7-5,2-6,7-6 |
| ITF Women Nonthaburi | 2018/07/16 02:00 | Jia-Qi Kang v Hanyu Guo | 7-5,6-7,6-4 |
| ITF Women Nonthaburi | 2018/07/10 04:10 | Hanyu Guo v Kaylah McPhee | 3-6,5-7 |
| ITF Women Changsha | 2018/06/09 05:55 | Alison Bai v Hanyu Guo | 7-5,6-4 |
| ITF Women Changsha | 2018/06/08 05:45 | Fang Ying Xun v Hanyu Guo | 2-6,6-1,6-7 |
| ITF Women Changsha | 2018/06/07 02:30 | Shuo Feng v Hanyu Guo | 5-7,2-6 |
| ITF Women Gimcheon | 2018/08/12 01:00 | Hyejin Lee v Wing Kiu Jacqueline Lam | 4-6,2-6 |
| ITF Women Daegu Qual | 2018/06/17 01:00 | Hoyeon Nor v Hyejin Lee | 6-3,6-3 |
| ITF Women Sangju Qual | 2018/06/04 02:00 | Hyejin Lee v Seunghyun Lee | 4-6,7-5,2-6 |
| ITF Women Changwon | 2018/05/23 03:30 | Katy Dunne v Hyejin Lee | 7-5,3-6,6-2 |
| ITF Women Incheon Qual | 2018/05/13 02:00 | Hyejin Lee v Qianxin Kong | 6-1,5-7,5-7 |
| ITF Women Goyang Qual | 2018/05/07 00:30 | Freya Christie v Hyejin Lee | 6-0,6-1 |
| ITF Women Goyang Qual | 2018/05/06 05:15 | Sujin Yoon v Hyejin Lee | 2-6,6-3,5-7 |
| ITF Women Yeongwol | 2017/08/29 01:00 | Eunhye Lee v Hyejin Lee | 6-2,7-6 |