Junseo Jang
2025
| J60 NONTHABURI-2 | [9] | Final |
| J60 NONTHABURI | [10] | 2R |
| J30 YEONGWOL | [5] | Quarter |
| J30 GIMCHEON | [2] | Quarter |
| J60 HARMON-2 | [6] | Semi |
| J60 HARMON | [6] | Final |
| J60 BAYAMON | [7] | 2R |
| J100 LASVEGAS | 1R | |
| J60 SANJOSE-2 | 1R | |
| J60 SANJOSE | 1R |
2024
| J300 WANJU | 1R | |
| J100 SEOUL | 1R | |
| J100 ANDONG | Quarter | |
| J30 MACAU | Semi | |
| J30 JIAXING | 3R | |
| J30 JINGSHAN | 3R | |
| J30 INCHEON | 1R |
Nation
KOR
Generation
Born in 2011 (13-14 years old)
World Ranking
Junior World Ranking 531th
Year-end Junior World Ranking
- Year-end 2024 1503th
Match Details
2025 J60 NONTHABURI-2
| W | 2R | Kamonpanyakorn Thadpong | 6-3 6-1 |
| W | 3R | Malek El-Qurneh | 6-3 6-0 |
| W | QF | Kanta Watanabe | 6-3 6-4 |
| W | SF | Penn Charusorn | 7-6 6-2 |
| L | F | Kunanan Pantaratorn | 4-6 4-6 |
2025 J60 NONTHABURI
| L | 2R | Shotaro Yamamoto | 6-3 2-6 2-6 |
2025 J30 YEONGWOL
| W | 1R | Seungjun Yu | 6-1 6-0 |
| W | 2R | Rafael Gama | 6-0 3-6 7-6 |
| L | QF | Min Hyuk Cho | 4-6 6-4 3-6 |
2025 J30 GIMCHEON
| W | 1R | Lyul Kim | 7-6 6-3 |
| W | 2R | Siyun Kim | 6-1 4-6 6-4 |
| L | QF | Sungmin Lee | 3-6 1-6 |
2025 J60 HARMON-2
| W | 1R | Luke Morgan | 6-3 6-0 |
| W | 2R | Sanghyuk Han | 6-3 6-1 |
| W | QF | Taisei Hata | 6-3 6-2 |
| L | SF | Tae Woo Kim | 4-6 1-6 |
2025 J60 HARMON
| W | 1R | Ziqi Li | 6-0 6-1 |
| W | 2R | Joonhyuk Han | 6-0 6-0 |
| W | QF | Daia Kurabayashi | 6-2 6-4 |
| W | SF | Gyeom Do | 6-3 6-4 |
| L | F | Tae Woo Kim | 6-7 4-6 |
2025 J60 BAYAMON
| L | 2R | Oscar Puyplat | 5-7 1-6 |
2025 J100 LASVEGAS
| L | 1R | Andre Alcantara | 3-6 4-6 |
2025 J60 SANJOSE-2
| L | 1R | Ignacio De Armas | 6-4 3-6 3-6 |
2025 J60 SANJOSE
| L | 1R | Jerry Han | 3-6 0-6 |
2024 J300 WANJU
| L | 1R | Wenbo Bai | 3-6 3-6 |
2024 J100 SEOUL
| L | 1R | Gaku Nayuki | 6-2 6-7 2-6 |
2024 J100 ANDONG
| W | 1R | Wenbo Bai | 6-7 6-4 6-4 |
| W | 2R | Jaejun Kim | 6-2 6-3 |
| L | QF | Jae Min Lee | 4-6 2-6 |
2024 J30 MACAU
| W | 1R | Boda Zheng | 6-1 6-0 |
| W | 2R | Zhan Hang Ye | 3-6 6-1 6-0 |
| W | QF | Jenson Yokota-Ho | 6-2 6-1 |
| L | SF | Yuan Cheng Yang | 1-6 6-4 2-6 |
2024 J30 JIAXING
| W | 1R | Hanbo Xu | 6-3 6-4 |
| W | 2R | Tianlin Xie | 6-4 2-1 |
| L | 3R | Ziyan Zhang | 4-6 6-7 |
2024 J30 JINGSHAN
| W | 1R | Muyou Zou | 7-6 |
| W | 2R | Yong Ze Huang | 6-0 6-2 |
| L | 3R | Dongze Lv | 1-6 4-6 |
2024 J30 INCHEON
| L | 1R | Min Hyuk Cho | 5-7 1-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9586, Number of registered players: 5,950, Number of registered results: 317,378