Ground: Hardcourt outdoor
| ITF Hong Kong F1 | 2015/06/08 04:30 | Wattanakul, Pol v Kuan-Yi Lee | 0-6,1-6 |
| ITF Thailand F9 | 2015/05/08 03:00 | Grills, Jacob v Wattanakul, Pol | 7-5,6-1 |
| ITF Thailand F9 | 2015/05/07 03:00 | Wattanakul, Pol v Tearney, Finn | 6-4,7-5 |
| ITF Thailand F9 | 2015/05/06 05:45 | Wattanakul, Pol v Khunjan, Nawakarn | 6-3,6-3 |
| ITF Thailand F9 | 2015/05/05 03:00 | Kondo, Hiroki v Wattanakul, Pol | 6-7,2-6 |
| ITF Thailand F9 | 2015/04/24 03:00 | Wattanakul, Pol v Takeuchi, Kento (1987) | 6-7,3-6 |
| ITF Thailand F9 | 2015/04/23 04:00 | Takeshima, Shunrou v Wattanakul, Pol | 1-6,4-6 |
| ITF Thailand F9 | 2015/04/22 03:00 | Song, Min-Kyu v Wattanakul, Pol | 6-2,6-7,1-6 |
| ITF Thailand F9 | 2015/05/04 03:00 | Navasirisomboon, Jirat v Christopher O'Connell | 5-7,0-6 |
| ITF Thailand F9 | 2015/04/28 04:25 | Navasirisomboon, Jirat v Nam Hoang Ly | 1-6,1-6 |
| ITF Thailand F9 | 2015/04/21 03:00 | Navasirisomboon, Jirat v Tashi, Vullnet | 1-6,6-7 |
| ITF Indonesia F1 | 2015/04/04 08:00 | Navasirisomboon, Jirat v Rungkat, Christopher | 1-6,3-6 |
| ITF Indonesia F1 | 2015/04/03 07:00 | Sasongko, Aditya Hari v Navasirisomboon, Jirat | 4-6,3-6 |
| ITF Indonesia F1 | 2015/04/02 04:55 | Navasirisomboon, Jirat v Hobbs, Roy | 3-6,6-4,6-2 |
| ITF Indonesia F1 | 2015/03/31 02:30 | Cortes Alcaraz, Aaron v Navasirisomboon, Jirat | 4-6,7-5,2-6 |
| ITF Thailand F10 | 2014/06/29 06:45 | Congsup Congcar v Navasirisomboon, Jirat | 2-6,1-6 |