| Coupe Davis | 04/07 02:00 | 28 | Patrombon, Jeson v Navasirisomboon, Jirat | 6-2,6-2 | |
| Coupe Davis | 02/04 07:45 | 27 | de Silva, Yasitha v Navasirisomboon, Jirat | 5-7,2-6 | |
| Coupe Davis | 02/03 04:00 | 27 | Dissanayake, Sharmal v Navasirisomboon, Jirat | 6-4,7-5 | |
| ITF Thailand F12 Qual | 12/09 06:30 | 44 | Navasirisomboon, Jirat v Grozdanov, Tihomir | 3-6,5-7 | |
| ITF Thailand F11 Qual | 12/03 03:00 | 44 | Fallert, Florian v Navasirisomboon, Jirat | 6-4,6-3 | |
| ITF Thailand F11 Qual | 12/02 06:00 | 44 | Yang, Richard v Navasirisomboon, Jirat | 6-4,6-7,2-6 | |
| ITF Thailand F10 | 11/28 06:00 | 25 | Alexey Vatutin v Navasirisomboon, Jirat | 6-1,6-3 | |
| ITF Thailand F10 Qual | 11/27 04:30 | 44 | Davydenko, Philipp v Navasirisomboon, Jirat | Walkover | |
| ITF Thailand F10 Qual | 11/26 09:00 | 44 | Jablonski, Maciej v Navasirisomboon, Jirat | 7-6,5-7,3-6 | |
| Challenger Hua Hin | 11/20 10:10 | 25 | Navasirisomboon, Jirat v Krajicek, Austin | 1-6,2-6 | |
| ITF Thailand F9 | 10/18 03:00 | 26 | Max Purcell v Navasirisomboon, Jirat | 6-2,6-0 | |
| ITF Thailand F9 | 10/16 04:40 | 25 | Navasirisomboon, Jirat v Borisutpong, Pattanapong | 7-5,6-1 | |
| ITF Thailand F8 | 10/10 05:00 | 25 | Yunseong Chung v Navasirisomboon, Jirat | 6-1,6-2 | |
| ITF Thailand F8 Qual | 10/09 03:20 | 44 | Navasirisomboon, Jirat v Larriere, Clement | 6-2,4-6,2-6 | |
| ITF Thailand F8 Qual | 10/08 04:55 | 44 | Jumpei Yamasaki v Navasirisomboon, Jirat | 3-6,6-3,3-6 | |
| ITF Thailand F8 Qual | 10/07 03:00 | 44 | Navasirisomboon, Jirat v Suksumrarn, Thantub | 4-6,7-5,6-1 | |
| ITF Thailand F7 Qual | 10/01 08:25 | 44 | Issei Okamura v Navasirisomboon, Jirat | 6-3,6-1 | |
| ITF Thailand F7 Qual | 09/30 02:30 | 44 | Navasirisomboon, Jirat v Sookton-Eng, Chanchai | 6-2,4-6,6-2 | |
| Thailande F6, Qualifications Simples | 08/15 02:30 | 25 | Navasirisomboon, Jirat v Sidharth Rawat | 4-6,3-6 | |
| ITF Thailand F5 Qual | 08/06 06:35 | 44 | Navasirisomboon, Jirat v Kerdlaphee, Phongsapak | 6-7,3-6 | |
| ITF Thailand F4 | 08/01 06:50 | 25 | Navasirisomboon, Jirat v Sora Fukuda | 3-6,4-6 | |
| ITF Hong Kong F3 | 07/03 02:00 | 25 | Johnson, Eric v Navasirisomboon, Jirat | 6-3,6-3 | |
| ITF Hong Kong F2 | 06/27 04:35 | 25 | Hovhannisyan, Mousheg v Navasirisomboon, Jirat | 6-2,1-6,6-1 | |
| ITF Thailand F3 | 06/21 03:00 | 26 | Navasirisomboon, Jirat v Sidharth Rawat | 2-6,1-6 | |
| ITF Thailand F3 | 06/20 03:00 | 25 | Kerdlaphee, Kittirat v Navasirisomboon, Jirat | 3-6,3-6 | |
| ITF Thailand F2 | 06/13 04:30 | 25 | Jankovits, Yannick v Navasirisomboon, Jirat | 6-7,6-0,6-3 | |
| ITF Thailand F1 | 06/07 03:00 | 26 | Denis Yevseyev v Navasirisomboon, Jirat | 6-4,4-6,6-2 | |
| ITF Thailand F1 | 06/05 03:00 | 25 | Navasirisomboon, Jirat v Congsup Congcar | 7-5,7-6 | |
| Coupe Davis | 04/09 04:10 | 28 | Navasirisomboon, Jirat v Alberto Lim | 6-4,6-2 | |
| Coupe Davis | 04/07 06:30 | 28 | Navasirisomboon, Jirat v Patrombon, Jeson | 2-6,7-6,6-1,6-1 |