[162] Jack Sock 5-7,6-4,3-6 John Millman [58] 2021-10-09 01:00
Stadium: Stadium 2 Round: 23 Ground: Hardcourt outdoor
Home History
| US Open | 2021/09/02 21:25 | Jack Sock v Alexander Bublik | 7-6,6-7,6-4,4-6,6-3 |
| US Open | 2021/08/31 19:50 | Yoshihito Nishioka v Jack Sock | 7-6,2-6,4-6,2-6 |
| ATP Washington | 2021/08/04 23:15 | Rafael Nadal v Jack Sock | 6-2,4-6,7-6 |
| ATP Atlanta | 2021/07/29 23:00 | John Isner v Jack Sock | 7-6,6-4 |
| ATP Atlanta | 2021/07/28 00:00 | Jack Sock v Ricardas Berankis | 6-7,6-4,7-5 |
| Challenger Cary | 2021/07/21 22:40 | Christopher Eubanks v Jack Sock | 7-6,7-5 |
| Challenger Cary | 2021/07/20 21:00 | Jack Sock v Ulises Blanch | 2-6,6-4,6-2 |
| ATP Newport | 2021/07/15 18:20 | Jack Sock v Kevin Anderson | 7-6,2-6,4-6 |
Away History
| ATP Sofia | 2021/10/01 11:00 | John Millman v Marcos Giron | 4-6,2-6 |
| ATP Sofia | 2021/09/30 09:00 | John Millman v Illya Marchenko | 5-7,7-6,6-3 |
| ATP Sofia | 2021/09/28 09:00 | John Millman v Mikael Ymer | 6-2,6-4 |
| ATP Nur-Sultan | 2021/09/24 09:10 | James Duckworth v John Millman | 6-4,6-4 |
| ATP Nur-Sultan | 2021/09/22 10:50 | Jaume Munar v John Millman | 4-6,7-6,5-7 |
| ATP Nur-Sultan | 2021/09/21 10:30 | Dmitry Popko v John Millman | 6-3,1-6,4-6 |
| US Open | 2021/08/30 15:00 | Henri Laaksonen v John Millman | 7-6,7-6,6-1 |
| ATP Toronto | 2021/08/12 00:30 | Gael Monfils v John Millman | 3-6,6-3,6-4 |