Stadium: Court A Round: 26 Ground: Hardcourt outdoor
| Gwalior, Singles W-WITF-IND-02A | 2018/03/13 04:45 | Thamchaiwat, B. v Peangtarn Plipuech | 6-1,6-4 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/07/09 04:55 | Thamchaiwat, B. v Choi, Ji-Hee | 6-0,6-2 |
| ITF Women Singapore | 2018/06/12 05:35 | Glushko, Julia v Thamchaiwat, B. | 6-1,6-2 |
| ITF Women Singapore | 2018/06/04 03:55 | Thamchaiwat, B. v Eguchi, Misa | 1-6,0-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/11 02:30 | Thamchaiwat, B. v Guillermo, Lorraine M | 7-6,6-3 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/10 02:30 | Thamchaiwat, B. v Aldila Sutjiadi | 6-4,6-3 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/09 04:15 | Thamchaiwat, B. v Ho Ching Wu | 6-1,6-3 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/08 04:20 | Thamchaiwat, B. v Zhibek Kulambayeva | 6-3,6-1 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/05 03:00 | Thamchaiwat, B. v Luangnam, Nudnida | 6-1,6-1 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/07/10 04:25 | Peangtarn Plipuech v Zhang, Ling | 6-3,7-5 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/06/07 05:45 | Glushko, Julia v Peangtarn Plipuech | 7-6,6-3 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/06/06 02:30 | Kaylah McPhee v Peangtarn Plipuech | 1-6,4-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/06/05 02:30 | Luangnam, Nudnida v Peangtarn Plipuech | 2-6,6-4,2-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/28 06:30 | Kang, Jia-Qi v Peangtarn Plipuech | 6-7,7-6,6-3 |
| ITF Women Baotou | 2018/05/24 02:30 | Rosca, Andreea Amalia v Peangtarn Plipuech | 6-2,6-1 |
| ITF Women Baotou | 2018/05/23 02:30 | Ying Zhang v Peangtarn Plipuech | 6-1,1-6,3-6 |
| ITF Women Incheon | 2018/05/17 01:30 | Peangtarn Plipuech v Dabin Kim | 1-6,3-6 |