Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Daegu | 2024/06/02 00:00 | Dong Ju Kim v Jun Ha Hyun | 6-0,3-6,11-9 |
| ITF M15 Antalya | 2023/12/07 06:30 | Cengiz Aksu v Dong Ju Kim | 6-3,6-4 |
| ITF M15 Antalya | 2023/12/05 06:30 | Mihai Razvan Marinescu v Dong Ju Kim | 6-4,6-4 |
| ITF M15 Antalya | 2023/12/04 10:20 | Suk Hyun Choo v Dong Ju Kim | 6-7,1-6 |
| ITF M15 Antalya | 2023/11/28 06:30 | Dong Ju Kim v Ku Keon Kang | 2-6,0-6 |
| ITF M15 Antalya | 2023/11/27 09:15 | Dong Ju Kim v Ahmet Atabay | 6-1,6-0 |
| ITF M15 Antalya | 2023/11/26 07:00 | Dong Ju Kim v Emir Sutekin | 6-2,6-1 |
| ITF M25 Anseong | 2023/06/22 02:00 | Yunseong Chung v Dong Ju Kim | 3-6,6-1,7-5 |
| 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 Gimcheon | 2019/06/12 06:10 | Jeong Heon Lee v Thomas Fancutt | 2-6,1-6 |