| Masters de Thaïlande - Femmes | 01/31 09:40 | 5 | Nozomi Okuhara v Thamonwan Nithiittikrai | L | 2-0 | |
| Thailand Masters Women Qual | 01/30 02:55 | 3 | T Nithiittikrai v W Dabczynska | W | 2-0 | |
| Indonesia Masters Women | 10/26 10:35 | 4 | Thamonwan Nithiittikrai v Asuka Takahashi | L | 0-2 | |
| Indonesia Masters Women | 10/25 08:30 | 5 | Farahnailah, Tasya v Thamonwan Nithiittikrai | W | 1-2 | |
| Masters d'Indonésie - Femmes - Qualif. | 10/24 07:30 | 3 | Rusli, Isabelle v Thamonwan Nithiittikrai | W | 0-2 | |
| Kaohsiung Masters Women Qual | 09/26 04:50 | 4 | Thamonwan Nithiittikrai v Chun, Lin Ying | L | 0-2 | |
| Masters de Thaïlande - Femmes | 02/01 08:00 | 5 | Shuo Yun Sung v Thamonwan Nithiittikrai | L | 2-1 | |
| Thailand Masters Women Qual | 01/31 04:20 | - | Prerana Neeluri v Thamonwan Nithiittikrai | W | 0-2 | |
| Polish Int. Women | 09/22 16:20 | - | Ting Yu Liang v Thamonwan Nithiittikrai | L | 2-0 | |
| Belgian International 2019, WS | 09/15 17:20 | - | Thuy Linh Nguyen v Thamonwan Nithiittikrai | L | 2-0 | |
| Belgian International 2019, WS | 09/15 09:10 | - | Thamonwan Nithiittikrai v Ciou-Tong Tung | W | 2-1 | |
| Belgian International 2019, WS, Qualification | 09/14 12:30 | - | Era Maftuha v Thamonwan Nithiittikrai | W | 1-2 | |
| Nantes Int. Women Qual | 06/23 11:40 | - | Ching Ping Huang v Thamonwan Nithiittikrai | L | 2-0 | |
| Denmark Masters Women | 06/10 16:20 | - | Ishika Jaiswal v Thamonwan Nithiittikrai | L | 2-0 | |
| Denmark Masters Women | 06/10 09:00 | - | Thamonwan Nithiittikrai v Ksenia Polikarpova | W | 2-0 | |
| Denmark Masters Women Qual | 06/09 18:40 | - | Edith Urell v Thamonwan Nithiittikrai | W | 1-2 | |
| Denmark Masters Women Qual | 06/09 16:00 | - | Thamonwan Nithiittikrai v Sabrina Solis | W | 2-0 | |
| Denmark Masters Women Qual | 06/09 11:20 | - | Thamonwan Nithiittikrai v Bygum, Anna | W | 2-1 | |
| Open de Suède - Femmes | 01/22 15:40 | - | Pitchamon Opatniput v Thamonwan Nithiittikrai | L | 2-0 | |
| Open de Suède - Femmes | 01/22 09:20 | - | Mohd Khairul Myisha v Thamonwan Nithiittikrai | W | 1-2 | |
| Open de Suède - Femmes | 01/21 12:40 | - | Thamonwan Nithiittikrai v Gai, Jennie | W | 2-0 | |
| Open de Suède - Femmes | 01/21 10:00 | - | Frederikke Lund v Thamonwan Nithiittikrai | W | 0-2 | |
| Open de Suède - Femmes - Qualif. | 01/20 16:10 | - | Sofia Slosiarikova v Thamonwan Nithiittikrai | W | 0-2 | |
| Open de Suède - Femmes - Qualif. | 01/20 12:40 | - | Anna Siess Ryberg v Thamonwan Nithiittikrai | W | 0-2 | |
| Estonie Int. - Femmes | 01/16 08:40 | - | Kristin Kuuba v Thamonwan Nithiittikrai | L | 2-1 | |
| Estonie Int. - Femmes | 01/15 14:40 | - | Esther Shi v Thamonwan Nithiittikrai | W | 0-2 | |
| Estonie Int. - Femmes | 01/15 08:20 | - | Pitchamon Opatniput v Thamonwan Nithiittikrai | - | Walkover | |
| Estonie Int. - Femmes | 01/14 12:40 | - | Thamonwan Nithiittikrai v Gonda, Daniella | W | 2-1 | |
| Estonie Int. - Femmes | 01/14 09:00 | - | Thamonwan Nithiittikrai v Anna Tatranova | W | 2-0 |