Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| Hua Hin, Singles W-WITF-THA-07A | 2018/11/28 03:00 | Thamchaiwat, B. v Sakura Hosogi | 6-1,6-4 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/11/27 03:00 | Thamchaiwat, B. v Punnin Kovapitukted | 6-3,6-1 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/14 02:00 | Thamchaiwat, B. v Sawasdee, Watsachol | 2-6,0-6 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/12 05:35 | Thamchaiwat, B. v Suzan Lamens | 6-1,6-3 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/09 02:00 | Thamchaiwat, B. v Lee, Hua-Chen | 1-6,3-6 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/08 05:35 | Thamchaiwat, B. v Zeel Desai | 7-5,6-4 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/07 06:00 | Thamchaiwat, B. v Jeong, Yeong Won | 5-7,6-3,6-4 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/05 06:35 | Thamchaiwat, B. v Wongteanchai, Varunya | 7-5,6-1 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/11/28 03:00 | Kezuka, Chie v Mananchaya Sawangkaew | 4-6,0-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/11/27 04:25 | Ashmitha Easwaramurthi v Mananchaya Sawangkaew | 0-6,4-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/06/06 04:05 | Mananchaya Sawangkaew v Ma, Shuyue | 6-7,1-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/11 02:30 | Mananchaya Sawangkaew v Zlochova, Zuzana | 3-6,6-1,6-0 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/10 04:30 | Mananchaya Sawangkaew v Luangnam, Nudnida | 6-1,6-2 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/09 03:20 | Mananchaya Sawangkaew v Yi Tsen Cho | 6-1,2-6,6-2 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/07 08:55 | Zeel Desai v Mananchaya Sawangkaew | 6-2,5-7,1-6 |
| ITF Women Hua Hin Qual | 2018/04/30 02:30 | Mananchaya Sawangkaew v Cai, Xinyu | 6-2,2-6,0-6 |