Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF Thailand F5 | 2018/09/29 07:30 | Nawakarn Khunjan v Gregory Nitayamekin | 6-0,6-0 |
| ITF Thailand F3 | 2018/09/01 02:00 | Chanon Phunsawat v Nawakarn Khunjan | 3-6,2-6 |
| ITF Thailand F1 | 2018/08/22 04:50 | Nawakarn Khunjan v Patrik Rikl | 2-6,2-6 |
| ITF Thailand F1 | 2018/08/21 06:35 | Nawakarn Khunjan v Akanit Pumjit | 6-7,6-2,6-2 |
| ITF Thailand F1 | 2018/08/20 03:50 | Nawakarn Khunjan v Coleman Wong | 6-3,6-0 |
| ITF Thailand F1 | 2018/08/19 03:40 | Emmanuel Luria v Nawakarn Khunjan | 3-6,0-6 |
| ITF Thailand F1 | 2018/08/18 03:30 | Nawakarn Khunjan v Krittin Koaykul | 7-5,7-6 |
| ITF Malaysia F3 | 2018/07/15 02:00 | Nawakarn Khunjan v Bernardo A P E Oliveira | 4-6,3-6 |
| ITF Thailand F4 | 2018/09/24 02:30 | Maxence Broville v Kittirat Kerdlaphee | 7-6,2-6,6-1 |
| ITF Thailand F4 | 2018/09/23 04:00 | Hu Liu v Kittirat Kerdlaphee | 6-2,2-6,1-6 |
| ITF Thailand F4 | 2018/09/22 02:30 | Rob Reynolds v Kittirat Kerdlaphee | 5-7,2-6 |
| ITF Thailand F3 | 2018/09/05 04:45 | Soichiro Moritani v Kittirat Kerdlaphee | 6-2,6-7,6-4 |
| ITF Thailand F3 | 2018/09/04 06:45 | Kittirat Kerdlaphee v Shahbaaz Khan | 6-3,6-1 |
| ITF Thailand F3 | 2018/09/03 02:00 | Kittirat Kerdlaphee v Phongsapak Kerdlaphee | 7-5,6-4 |
| ITF Thailand F3 | 2018/09/02 02:00 | Chanchai Sookton-Eng v Kittirat Kerdlaphee | 6-7,6-2,1-6 |
| ITF Thailand F3 | 2018/09/01 02:00 | Kittirat Kerdlaphee v Douglas Geiwald | 6-2,6-1 |