[149] Jack Sock 6-3,7-6 Prajnesh Gunneswaran [180] 2021-11-10 23:45
Stadium: Stadium Round: 26 Ground: Hardcourt indoor
Head to Head
| Challenger Orlando | 2021/04/15 16:30 | Prajnesh Gunneswaran v Jack Sock | 3-6,4-6 |
| Challenger Cary | 2020/11/12 17:35 | Prajnesh Gunneswaran v Jack Sock | 6-7,6-2,7-6 |
Home History
| Challenger Knoxville | 2021/11/09 17:55 | Jack Sock v Aleksandar Kovacevic | 7-6,7-5 |
| Challenger Charlottesville | 2021/11/05 21:20 | Aleksandar Vukic v Jack Sock | 6-4,7-5 |
| Challenger Charlottesville | 2021/11/04 18:10 | Cedrik-Marcel Stebe v Jack Sock | 2-6,3-6 |
| Challenger Charlottesville | 2021/11/02 19:45 | Mikael Torpegaard v Jack Sock | 4-6,4-6 |
| ATP Indian Wells | 2021/10/09 01:00 | Jack Sock v John Millman | 5-7,6-4,3-6 |
| 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 |
Away History
| Challenger Knoxville | 2021/11/08 20:00 | Prajnesh Gunneswaran v Mikael Torpegaard | 6-2,7-6 |
| Challenger Charlottesville | 2021/11/05 16:00 | Brayden Schnur v Prajnesh Gunneswaran | 7-5,6-3 |
| Challenger Charlottesville | 2021/11/03 21:00 | Inaki Montes-De La Torre v Prajnesh Gunneswaran | 1-6,5-7 |
| Challenger Charlottesville | 2021/11/01 20:50 | Prajnesh Gunneswaran v Taro Daniel | 6-7,7-6,6-2 |
| Challenger Columbus | 2021/09/23 15:00 | Prajnesh Gunneswaran v Mikael Torpegaard | 1-6,4-6 |
| Challenger Columbus | 2021/09/21 22:35 | Prajnesh Gunneswaran v Aleksandar Kovacevic | 3-6,6-3,7-5 |
| Davis Cup | 2021/09/18 12:55 | Patrik Niklas-Salminen v Prajnesh Gunneswaran | 3-6,5-7 |
| Davis Cup | 2021/09/17 14:50 | Otto Virtanen v Prajnesh Gunneswaran | 6-3,7-6 |