Stadium: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Columbus | 2023/11/14 16:00 | Jim Hendrikx v Poonthong Komopisut | 6-3,6-7,10-6 |
| ITF M25 Columbus | 2023/11/13 16:00 | Poonthong Komopisut v Andrew Codita | 6-2,6-1 |
| ITF M25 Nakhon Si Thammarat | 2023/06/11 06:45 | Pruchya Isarow v Poonthong Komopisut | 6-1,6-1 |
| ITF M15 Nakhon Si Thammarat Qual | 2023/06/05 02:00 | Poonthong Komopisut v Julien De Cuyper | 1-6,2-6 |
| ITF M15 Nakhon Si Thammarat Qual | 2023/06/04 03:55 | Islam Orynbasar v Poonthong Komopisut | 4-6,4-6 |
| ITF M15 Nakhon Si Thammarat | 2023/05/28 01:55 | Poonthong Komopisut v Chase Ferguson | 4-6,3-6 |
| ITF M15 Chiang Rai | 2022/06/20 05:45 | Guntinun Sootinun-Opart v Poonthong Komopisut | 6-1,6-0 |
| ITF M15 Chiang Rai Qual | 2022/06/19 06:15 | Poonthong Komopisut v Fabian Hansch Mauritzson | 6-3,6-3 |