[128] Jason Jung 6-2,6-1 Duckhee Lee [250] 2019-12-07 04:30
Stadium: Center Round: 28 Ground: Hardcourt outdoor
Head to Head
| Challenger Kaohsiung | 2018/09/20 10:00 | Jason Jung v Duckhee Lee | 6-7,4-6 |
| Challenger Shenzhen | 2018/03/13 05:55 | Jason Jung v Duckhee Lee | 6-4,5-7,4-6 |
| Challenger Kaohsiung | 2017/10/03 10:00 | Jason Jung v Duckhee Lee | 3-6,6-2,7-6 |
| Challenger Zhangjiagang | 2017/09/05 06:35 | Jason Jung v Duckhee Lee | 6-4,6-1 |
Home History
| Australian Open WC | 2019/12/06 02:00 | Jason Jung v Yuki Mochizuki | 6-1,6-4 |
| Australian Open WC | 2019/12/05 04:55 | Jason Jung v Jie Cui | 6-3,6-4 |
| Challenger Houston | 2019/11/15 22:35 | Marcos Giron v Jason Jung | 6-1,2-6,6-2 |
| Challenger Houston | 2019/11/15 19:50 | Alexey Vatutin v Jason Jung | 5-7,2-6 |
| Challenger Houston | 2019/11/13 16:00 | Daniel Nguyen v Jason Jung | 3-6,2-6 |
| Challenger Shenzhen 2 | 2019/11/01 04:00 | Jason Jung v Frederico Ferreira Silva | 6-7,6-4,4-6 |
| Challenger Shenzhen 2 | 2019/10/31 02:00 | Jason Jung v Tung-Lin Wu | 7-6,6-4 |
| Challenger Shenzhen 2 | 2019/10/29 06:25 | Jason Jung v Bruno Santanna | 6-4,6-3 |
Away History
| Australian Open WC | 2019/12/06 02:00 | Ze Zhang v Duckhee Lee | 5-7,3-6 |
| Australian Open WC | 2019/12/05 02:00 | Duckhee Lee v Sho Shimabukuro | 6-2,6-1 |
| ITF M15 Nonthaburi | 2019/12/01 02:55 | Duckhee Lee v Shintaro Imai | 6-1,6-4 |
| ITF M15 Nonthaburi | 2019/11/30 05:25 | Duckhee Lee v Florent Bax | 6-1,6-1 |
| ITF M15 Nonthaburi | 2019/11/29 03:00 | Duckhee Lee v Keisuke Saitoh | 6-2,6-1 |
| ITF M15 Nonthaburi | 2019/11/28 04:40 | Duckhee Lee v Blake Ellis | 6-3,6-1 |
| ITF M15 Nonthaburi | 2019/11/27 02:30 | Duckhee Lee v Naoki Nakagawa | 6-1,6-4 |
| Challenger Pune | 2019/11/14 08:45 | Duckhee Lee v Jay Clarke | 1-6,4-6 |