Stadium: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF - M15 Nakhon Si Thammarat - Qualif. | 2023/07/16 02:00 | Sammr Raina v Suphawat Saeoui | 7-5,1-6,9-11 |
| ITF M15 Chiang Rai | 2022/06/12 06:35 | Qamar, Faisal v Suphawat Saeoui | 4-6,6-2,10-6 |
| ITF M25 Chiang Rai Qual | 2022/06/06 06:00 | Wang, Chuhan v Suphawat Saeoui | 7-6,6-3 |
| ITF M25 Chiang Rai | 2022/05/30 05:45 | Arjun Mehrotra v Suphawat Saeoui | 6-3,6-4 |
| ITF M15 Chiang Rai | 2022/04/27 02:00 | Suphawat Saeoui v Masamichi Imamura | 1-6,1-6 |
| ITF M15 Chiang Rai | 2022/04/18 05:45 | Suphawat Saeoui v Issei Okamura | 4-6,2-6 |
| ITF M15 Chiang Rai Qual | 2022/04/17 03:00 | Natthayut Nithithananont v Suphawat Saeoui | 3-6,0-6 |
| ITF M15 Chiang Rai Qual | 2022/04/10 02:00 | S D Prajwal Dev v Suphawat Saeoui | 6-2,6-1 |
| ITF - M15 Nakhon Si Thammarat - Qualif. | 2023/07/16 04:25 | Siwanat Auytayakul v Blake Bayldon | 7-6,6-4 |
| ITF - M15 Nakhon Si Thammarat | 2023/07/13 03:45 | Taisei Ichikawa v Siwanat Auytayakul | 7-5,7-5 |
| ITF - M15 Nakhon Si Thammarat | 2023/07/10 04:05 | Siwanat Auytayakul v Corban Crowther | 6-2,6-4 |
| ITF - M15 Nakhon Si Thammarat - Qualif. | 2023/07/09 06:40 | Ji Hoon Son v Siwanat Auytayakul | 6-3,2-6,7-10 |
| ITF - M15 Nakhon Si Thammarat | 2023/07/06 06:35 | Siwanat Auytayakul v Dzhavakian, Yurii | 6-4,4-6,6-7 |
| ITF - M15 Nakhon Si Thammarat | 2023/07/05 04:55 | Siwanat Auytayakul v Dev Javia | 7-5,7-5 |
| ITF - M15 Nakhon Si Thammarat | 2023/07/03 04:00 | Siwanat Auytayakul v Tommy Czaplinski | 6-4,3-6,10-8 |
| ITF - M15 Nakhon Si Thammarat | 2023/07/02 05:45 | Yamato Sueoka v Siwanat Auytayakul | 6-7,3-6 |