Yeon Woo Ku
2019
| CHINA JUNIOR 14 | [7] | Quarter |
| CHINA JUNIOR 12 | [2] | Final |
| AUSTRALIAN OPEN JUNIOR | 1R |
Nation
KOR
Year-end Junior World Ranking
- Year-end 2019 55th
- Year-end 2018 148th
Match Details
2019 CHINA JUNIOR 14
| W | 2R | Yajing Cao | 6-0 3-6 6-3 |
| W | 3R | Lunda Kumhom | 6-4 6-4 |
| L | QF | Zhuoxuan Bai | 6-4 1-6 4-6 |
2019 CHINA JUNIOR 12
| W | 1R | Xin Tong Wang | 6-1 6-1 |
| W | 2R | Le Yi Liu | 6-1 6-3 |
| W | QF | Cong Ying Zhao | 6-3 6-0 |
| W | SF | Kuan Yi Lee | 6-4 3-6 6-1 |
| L | F | Jiaqi Wang | 2-6 2-6 |
2019 AUSTRALIAN OPEN JUNIOR
| L | 1R | Priska Madelyn Nugroho | 3-6 7-6 4-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 10193, Number of registered players: 6,471, Number of registered results: 375,648