Stadium: Court 8 Round: 25
| ITF Malaysia F3 | 2018/07/15 07:00 | Phongsapak Kerdlaphee v Ahmed Choudhary | 3-6,1-6 |
| ITF Malaysia F2 | 2018/07/08 01:00 | Aaron Addison v Phongsapak Kerdlaphee | 6-4,6-3 |
| ITF Malaysia F1 Qual | 2018/07/01 04:00 | Phongsapak Kerdlaphee v Fitriadi M Rifqi | 6-4,4-6,1-6 |
| ITF Sri Lanka F3 | 2018/06/26 04:45 | Phongsapak Kerdlaphee v Anvit Bendre | 1-6,4-6 |
| ITF Sri Lanka F3 | 2018/06/25 07:00 | Chanchai Sookton-Eng v Phongsapak Kerdlaphee | 4-6,3-6 |
| ITF Sri Lanka F2 | 2018/06/18 10:30 | Phongsapak Kerdlaphee v Chandril Sood | 3-6,3-6 |
| ITF Sri Lanka F2 | 2018/06/17 07:00 | Mohit Bhardwaj v Phongsapak Kerdlaphee | 4-6,0-6 |
| ITF Sri Lanka F1 | 2018/06/09 07:30 | Anze Arh v Phongsapak Kerdlaphee | 6-4,6-4 |
| ITF Malaysia F1 Qual | 2018/07/02 05:35 | Palaphoom Kovapitukted v Marco Brugnerotto | 2-6,1-6 |
| ITF Vietnam F3 | 2018/05/15 04:30 | Pruchya Isarow v Palaphoom Kovapitukted | 6-3,6-2 |
| ITF Vietnam F3 | 2018/05/13 04:00 | Palaphoom Kovapitukted v Saranpong Borisutpong | 6-4,6-3 |
| ITF Vietnam F2 | 2018/05/06 04:00 | Kazuki Nishiwaki v Palaphoom Kovapitukted | 7-6,6-3 |
| ITF Vietnam F2 | 2018/05/05 05:00 | Paramveer Singh Bajwa v Palaphoom Kovapitukted | 2-6,4-6 |
| Davis Cup | 2018/04/08 07:10 | John B D Otico v Palaphoom Kovapitukted | 4-6,3-6 |
| ITF Bahrain F1 | 2018/03/21 14:00 | Robert Galloway v Palaphoom Kovapitukted | 6-7,6-1,7-6 |
| ITF Bahrain F1 | 2018/03/20 14:30 | Palaphoom Kovapitukted v Abdul-Rahman Janahi | 6-0,6-1 |