| ITF Korea F1 | 2017/06/01 03:05 | Daniel Nguyen v Jung-Woong Na | 6-2,6-4 |
| ITF Korea F1 | 2017/05/31 01:00 | Daniel Yoo v Jung-Woong Na | 3-6,3-6 |
| ITF Korea F8 | 2016/09/07 02:00 | Jung-Woong Na v Hong Chung | 6-2,4-6,1-6 |
| ITF Korea F7 | 2016/08/31 02:00 | Jung-Woong Na v Arata Onozawa | 6-7,5-7 |
| ITF Korea F7 | 2016/08/30 06:05 | Jung-Woong Na v Seungri Choi | 6-1,6-3 |
| ITF Korea F8 | 2016/08/22 02:30 | Jung-Woong Na v Hiromasa Oku | 4-6,6-1,6-0 |
| ITF Korea F1 | 2016/06/16 01:00 | Jung-Woong Na v Dylan Seong Kwan Kim | 4-6,6-3,6-7 |
| ITF Korea F1 | 2016/06/14 01:30 | Jung-Woong Na v Hyun-Woo Nam | 7-5,6-2 |
| ITF Korea F1 | 2017/05/31 04:50 | Dong-Hak Sin v Sung Jun Park | 4-6,6-2,6-3 |
| ITF Korea F1 Qual | 2017/05/29 04:45 | A-Ram Kim v Sung Jun Park | 2-6,1-6 |
| ITF Korea F1 Qual | 2017/05/28 03:30 | Sung Jun Park v Yu-Seob Kim | 6-0,6-1 |
| Challenger Gimcheon Qual | 2017/04/29 06:05 | Sung Jun Park v Luke Saville | 1-6,0-6 |
| ITF Thailand F4 | 2016/12/10 07:00 | Keisuke Numajiri v Sung Jun Park | 7-6,2-6,6-0 |
| ITF Thailand F4 | 2016/12/10 02:30 | Tonkla Mulada v Sung Jun Park | 3-6,1-6 |
| ITF Korea F8 | 2016/09/03 02:00 | Woo-Ram Kim v Sung Jun Park | 6-4,4-6,6-1 |
| ITF Korea F8 | 2016/08/29 01:30 | Oh-Hee Kwon v Sung Jun Park | 6-2,7-5 |