Ground: Hardcourt outdoor
| ITF Thailand F9 | 2015/06/15 04:10 | Singh, Karunuday v Na, Jung-Woong | 2-6,3-6 |
| ITF Korea F1 | 2015/05/20 02:00 | Christopher O'Connell v Na, Jung-Woong | 6-3,6-4 |
| ITF Korea F1 | 2015/05/19 02:50 | Na, Jung-Woong v Soonwoo Kwon | 6-2,6-3 |
| ITF Korea F1 | 2015/05/17 02:00 | Na, Jung-Woong v Choi, Jae-Won | 6-1,6-3 |
| ITF Egypt F33 | 2015/02/23 08:00 | Na, Jung-Woong v Lucas Miedler | 6-0,3-6,4-6 |
| Egypt F6, Singles Qualifying | 2015/02/14 07:00 | Na, Jung-Woong v Michael, Moses | 6-3,6-3 |
| ITF Egypt F33 | 2015/02/13 08:00 | Na, Jung-Woong v Pospisil, Jaroslav | 1-6,6-7 |
| ITF Egypt F33 | 2015/02/12 09:25 | Na, Jung-Woong v Vitaliy Sachko | 6-3,4-6,6-3 |
| ITF Thailand F9 | 2015/06/16 05:40 | Sornbutnark, Warit v Abdul Razak, Ahmed Deedat | 4-6,6-3,6-2 |
| ITF Thailand F9 | 2015/05/05 07:15 | Sornbutnark, Warit v Isarow, Pruchya | 4-6,6-4,2-6 |
| ITF Thailand F9 | 2015/04/30 03:00 | Christopher O'Connell v Sornbutnark, Warit | 6-1,6-1 |
| ITF Thailand F9 | 2015/04/29 04:55 | Sornbutnark, Warit v Onozawa, Arata | 6-3,6-2 |
| ITF Thailand F9 | 2015/04/28 03:00 | Itzstein, Zach v Sornbutnark, Warit | 4-6,6-1,3-6 |
| ITF Thailand F9 | 2015/04/26 07:45 | Sornbutnark, Warit v Patrombon, Jeson | 6-3,7-5 |
| ITF Thailand F9 | 2015/04/25 06:30 | Sornbutnark, Warit v Onoda, Ken | 6-7,7-5,6-3 |
| ITF Thailand F9 | 2015/04/20 04:45 | Shiga, Masato v Sornbutnark, Warit | 4-6,5-7 |