Round: 54 Ground: Hardcourt outdoor
| ITF Women Hua Hin Qual | 2018/06/03 03:00 | Dolavee Tumthong v Jia Qi Ren | 1-6,2-6 |
| ITF Women Hua Hin Qual | 2018/06/03 03:00 | Dolavee Tumthong v Jia Qi Ren | 1-6,2-6 |
| ITF Women Hua Hin Qual | 2018/05/27 02:30 | Nudnida Luangnam v Dolavee Tumthong | 6-1,6-2 |
| ITF Women Hua Hin Qual | 2018/05/26 02:30 | Mariana Correa v Dolavee Tumthong | 3-6,6-2,3-6 |
| ITF Women Hua Hin | 2018/05/08 03:30 | Dolavee Tumthong v Yi Tsen Cho | 0-6,1-6 |
| ITF Women Hua Hin Qual | 2018/05/07 02:30 | Dolavee Tumthong v Qianxin Kong | 7-5,6-4 |
| ITF Women Hua Hin Qual | 2018/05/05 03:00 | Jiahuan He v Dolavee Tumthong | 4-6,3-6 |
| ITF Women Hua Hin Qual | 2018/04/29 05:00 | Dolavee Tumthong v Thasaporn Naklo | 3-6,2-6 |
| ITF Women Nonthaburi | 2017/10/10 02:00 | Nudnida Luangnam v Dolavee Tumthong | 6-0,6-0 |
| ITF Women Madrid Qual | 2018/06/18 10:15 | Anastasia Pribylova v Jia Qi Ren | 6-0,6-1 |
| ITF Women Hua Hin Qual | 2018/06/04 05:05 | Ange Oby Kajuru v Jia Qi Ren | 6-1,6-2 |
| ITF Women Hua Hin Qual | 2018/06/03 03:00 | Dolavee Tumthong v Jia Qi Ren | 1-6,2-6 |
| WTA Anning Qual | 2018/04/28 05:55 | Jia Qi Ren v Nika Kukharchuk | 0-6,4-6 |
| ITF Women Quanzhou | 2018/04/24 02:00 | Jacqueline Cako v Jia Qi Ren | 6-1,6-1 |
| ITF Women Nanjing Qual | 2018/04/01 05:25 | Jia Qi Ren v Lingwei Kong | 6-1,2-6,3-6 |
| ITF Women Xiamen | 2018/02/27 03:40 | Jia Qi Ren v Ling Zhang | 0-6,2-6 |
| ITF Women Launceston Qual | 2018/02/05 01:05 | Olivia Tjandramulia v Jia Qi Ren | 6-1,6-1 |