Dong Ju Kim
2019
| J5 GIMCHEON | [1] | Win |
| J5 SUNCHANG | [1] | Win |
| J4 JEJU | [1] | Win |
Nation
KOR
World Ranking
ATP Ranking　809th
Year-end Junior World Ranking
- Year-end 2020 209th
- Year-end 2019 210th
Rival
min seong kim (2-0)
Match Details
2019 J5 GIMCHEON
| W | 1R | Min Kyu Cho | 6-2 6-1 |
| W | 2R | Min Seong Kim | 6-0 6-4 |
| W | 3R | Suk Ann | 6-2 6-3 |
| W | QF | Hyeoung Jin Kim | 6-2 6-2 |
| W | SF | Jungwon Park | 6-2 6-2 |
| W | F | Wanseok Kang | 6-1 6-0 |
2019 J5 SUNCHANG
| W | 1R | Min Seong Kim | 6-1 6-0 |
| W | 2R | Minseok Choi | 6-0 6-2 |
| W | 3R | Youn Bin Kim | 6-0 6-0 |
| W | QF | Gunuk Kang | 6-1 6-1 |
| W | SF | Yong Joon Park | 6-3 6-2 |
| W | F | Junhyeon Lee | 6-2 6-1 |
2019 J4 JEJU
| W | 2R | Junsu Kang | 6-1 |
| W | 3R | Hwijin Jung | 6-1 6-1 |
| W | QF | Homin Kwag | 6-4 6-3 |
| W | SF | Alexander Petrov | 6-4 6-0 |
| W | F | Seonung Cho | 6-3 3-6 6-0 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 11227, Number of registered players: 6,794, Number of registered results: 379,102