Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF Thailand F9 | 2015/05/03 03:00 | Chayanon Kaewsuto v Nawakarn Khunjan | 6-3,4-6,3-6 |
| ITF Thailand F6 | 2018/10/06 03:30 | Ankit Chopra v Nawakarn Khunjan | 6-4,4-6,4-6 |
| ITF Thailand F5 | 2018/09/30 02:30 | Nawakarn Khunjan v Kittirat Kerdlaphee | 4-6,4-6 |
| 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 F6 | 2018/10/06 03:30 | Hao Yuan Ng v Chayanon Kaewsuto | 2-6,1-6 |
| ITF Thailand F5 | 2018/10/02 05:35 | Chayanon Kaewsuto v Shalva Dzhanashia | 6-4,6-4 |
| ITF Thailand F5 | 2018/10/01 02:30 | Phongsapak Kerdlaphee v Chayanon Kaewsuto | 3-6,6-7 |
| ITF Thailand F5 | 2018/09/30 02:30 | Nutdanai Sincharoenwattana v Chayanon Kaewsuto | 4-6,4-6 |
| ITF Thailand F3 | 2018/09/03 03:00 | Chayanon Kaewsuto v Jirat Navasirisomboon | 1-6,4-6 |
| ITF Thailand F2 | 2018/08/26 03:30 | Krittin Koaykul v Chayanon Kaewsuto | 6-3,4-6,7-6 |
| ITF Thailand F1 | 2018/08/21 04:40 | Chayanon Kaewsuto v Thomas Fancutt | 1-6,5-7 |
| ITF Indonesia F3 Qual | 2018/08/06 04:10 | Jayesh Pungliya v Chayanon Kaewsuto | 6-1,3-6,7-6 |