| ITF Thailand F8 | 11/05 02:00 | 44 | Phongsapak Kerdlaphee v Alexander Donski | 6-7,6-2,7-6 | |
| ITF Thailand F8 | 11/04 02:00 | 44 | Bernardo Saraiva v Phongsapak Kerdlaphee | Retired | |
| ITF Thailand F8 | 11/03 02:00 | 44 | Phongsapak Kerdlaphee v Krittin Koaykul | 6-2,6-4 | |
| ITF Thailand F7 | 10/27 02:00 | 44 | Phongsapak Kerdlaphee v Shonigmatjon Shofayziyev | 6-7,6-7 | |
| ITF Thailand F5 | 10/01 02:30 | 62 | Phongsapak Kerdlaphee v Chayanon Kaewsuto | 3-6,6-7 | |
| ITF Thailand F5 | 09/30 02:30 | 62 | Maxence Broville v Phongsapak Kerdlaphee | 3-6,6-3,4-6 | |
| ITF Thailand F4 | 09/24 02:30 | 62 | Felix Corwin v Phongsapak Kerdlaphee | 6-2,6-4 | |
| ITF Thailand F4 | 09/23 04:00 | 62 | Phongsapak Kerdlaphee v Suthinan Tanthaseraneewat | 6-1,6-3 | |
| ITF Thailand F4 | 09/22 02:30 | 62 | Phongsapak Kerdlaphee v Ho-Gi Kang | 7-5,6-1 | |
| ITF Thailand F3 | 09/03 02:00 | 44 | Kittirat Kerdlaphee v Phongsapak Kerdlaphee | 7-5,6-4 | |
| ITF Thailand F3 | 09/02 02:00 | 44 | Phongsapak Kerdlaphee v Tsung-Hao Huang | 6-3,6-2 | |
| ITF Thailand F3 | 09/01 05:00 | 44 | Phongsapak Kerdlaphee v Wellington Bastos | 6-0,6-0 | |
| ITF Thailand F2 | 08/27 02:45 | 44 | Kunal Anand v Phongsapak Kerdlaphee | 6-2,7-6 | |
| ITF Thailand F2 | 08/26 07:00 | 44 | Phongsapak Kerdlaphee v Sam Ryan Ziegann | 6-2,7-5 | |
| ITF Thailand F1 | 08/22 04:40 | 26 | Jirat Navasirisomboon v Phongsapak Kerdlaphee | 7-5,6-2 | |
| ITF Thailand F1 | 08/21 02:00 | 25 | Phongsapak Kerdlaphee v Wei-De Lin | 6-7,6-3,6-2 | |
| ITF Thailand F1 | 08/20 02:00 | 44 | Phongsapak Kerdlaphee v Worovin Kumth'ikul | 6-2,6-3 | |
| ITF Thailand F1 | 08/19 04:25 | 44 | Bang Shuo Yin v Phongsapak Kerdlaphee | 6-7,3-6 | |
| ITF Thailand F1 | 08/18 02:50 | 44 | Phongsapak Kerdlaphee v Marut Klaoklang | 6-0,6-0 | |
| ITF Malaysia F3 | 07/15 07:00 | 62 | Phongsapak Kerdlaphee v Ahmed Choudhary | 3-6,1-6 | |
| ITF Malaysia F2 | 07/08 01:00 | 62 | Aaron Addison v Phongsapak Kerdlaphee | 6-4,6-3 | |
| ITF Malaysia F1 Qual | 07/01 04:00 | 62 | Phongsapak Kerdlaphee v Fitriadi M Rifqi | 6-4,4-6,1-6 | |
| ITF Sri Lanka F3 | 06/26 04:45 | 25 | Phongsapak Kerdlaphee v Anvit Bendre | 1-6,4-6 | |
| ITF Sri Lanka F3 | 06/25 07:00 | 54 | Chanchai Sookton-Eng v Phongsapak Kerdlaphee | 4-6,3-6 | |
| ITF Sri Lanka F2 | 06/18 10:30 | 54 | Phongsapak Kerdlaphee v Chandril Sood | 3-6,3-6 | |
| ITF Sri Lanka F2 | 06/17 07:00 | 54 | Mohit Bhardwaj v Phongsapak Kerdlaphee | 4-6,0-6 | |
| ITF Sri Lanka F1 | 06/09 07:30 | 54 | Anze Arh v Phongsapak Kerdlaphee | 6-4,6-4 | |
| ITF Vietnam F3 | 05/15 03:00 | 25 | Phongsapak Kerdlaphee v Ryota Tanuma | 2-6,4-6 | |
| ITF Vietnam F3 | 05/13 05:00 | 54 | Suthinan Tanthaseraneewat v Phongsapak Kerdlaphee | Retired | |
| ITF Vietnam F2 | 05/05 07:00 | 54 | Ji Sung Nam v Phongsapak Kerdlaphee | 6-2,6-1 |