Stadium: Court 2 Round: 19 Ground: Hardcourt outdoor
| ITF M15 Daegu | 2024/06/03 03:10 | Dong Ju Kim v Jeong Heon Lee | 6-3,3-6,6-10 |
| ITF M25 Anseong | 2023/06/18 01:00 | Seon Yong Han v Jeong Heon Lee | 6-4,6-1 |
| ITF M25 Changwon | 2023/06/12 03:10 | Jeong Heon Lee v Jun Ha Hyun | 4-6,2-6 |
| ITF M25 Changwon | 2023/06/11 05:55 | Jeong Heon Lee v Shayan Najam | 6-2,6-1 |
| ITF M25 Daegu | 2023/06/05 06:30 | Jake Delaney v Jeong Heon Lee | 6-2,6-1 |
| ITF M25 Daegu | 2023/06/05 00:50 | Jeong Heon Lee v Dae Han Kim | 6-2,7-5 |
| ITF M15 Daegu | 2022/08/29 00:30 | Jeong Heon Lee v Woodam Song | 7-6,6-7,5-10 |
| ITF M15 Changwon | 2019/10/13 03:00 | Jeong Heon Lee v Hyung-Chan Lim | 1-6,1-6 |
| ITF M15 Daegu | 2024/06/03 02:35 | Jungwon Park v Sangheon Lee | 6-0,6-4 |
| ITF M15 Changwon | 2019/10/14 01:30 | Geun Wook Lee v Jungwon Park | 6-4,6-3 |
| ITF M15 Changwon | 2019/10/13 02:00 | Seoung Hun Lee v Jungwon Park | 4-6,0-6 |
| ITF M15 Anseong | 2019/06/24 01:00 | Chanchai Sookton-Eng v Jungwon Park | 6-3,6-4 |
| ITF M15 Gimcheon | 2019/06/17 01:00 | Dominik Palan v Jungwon Park | 6-2,6-4 |
| ITF M15 Gimcheon | 2019/06/11 03:10 | Hyun Sik Go v Jungwon Park | 6-1,6-1 |
| ITF M15 Gimcheon | 2019/06/10 03:20 | Jungwon Park v Hyeon il Jung | 7-6,6-3 |
| ITF Korea F6 | 2018/08/25 04:30 | Jungwon Park v Jae Won Yun | 2-6,3-6 |