[173] Jason Jung 6-4,6-1 Jason Kubler [208] 2021-11-08 19:35
Stadium: Stadium Round: 25 Ground: Hardcourt indoor
Home History
| Challenger Charlottesville | 2021/11/02 19:05 | Jason Jung v Christian Harrison | 5-7,4-6 |
| Challenger Las Vegas | 2021/10/25 20:55 | Jason Jung v Thai-Son Kwiatkowski | 5-7,2-6 |
| Challenger Columbus | 2021/09/20 16:40 | Jason Jung v Ryan Peniston | 3-6,4-6 |
| Challenger Cary | 2021/09/14 16:55 | Rinky Hijikata v Jason Jung | 6-4,6-4 |
| US Open | 2021/08/26 20:30 | Mikhail Kukushkin v Jason Jung | 6-4,6-3 |
| US Open | 2021/08/25 21:20 | Sebastian Ofner v Jason Jung | 5-7,4-6 |
| ATP Washington | 2021/07/31 16:00 | Go Soeda v Jason Jung | 6-4,6-7,6-4 |
| ATP Atlanta | 2021/07/25 16:25 | Jason Jung v Bjorn Fratangelo | 3-6,6-1,5-7 |
Away History
| Challenger Charlottesville | 2021/11/03 23:55 | Jason Kubler v Stefan Kozlov | 3-6,1-6 |
| Challenger Charlottesville | 2021/11/01 17:45 | Jeffrey Von Der Schulenburg v Jason Kubler | 6-7,5-7 |
| Challenger Las Vegas | 2021/10/28 21:35 | Jason Kubler v Emilio Gomez | 6-2,0-6,6-7 |
| Challenger Las Vegas | 2021/10/26 18:00 | Jason Kubler v Yosuke Watanuki | 6-7,6-0,7-6 |
| ATP Indian Wells | 2021/10/06 01:20 | Salvatore Caruso v Jason Kubler | 6-0,6-3 |
| ATP San Diego | 2021/09/25 23:45 | Kevin Anderson v Jason Kubler | 6-3,7-5 |
| Challenger Columbus | 2021/09/23 15:00 | Jason Kubler v Stefan Kozlov | 2-6,5-7 |
| Challenger Columbus | 2021/09/21 20:30 | Jason Kubler v Peter Polansky | 7-6,6-4 |