Head to head
Rivalry summary
Jack Sock and Ryan Harrison met 2 times on the ATP tour between 2012 and 2017. Their head-to-head is level at 1–1. By surface, they are level 1–1 on hard.
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Hard
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Jack Sock's wins on the left · Ryan Harrison's on the right · bar lengths share one scale
All meetings (2)
| 2017 | Auckland | Hard | R16 | Jack Sock | 7-6(5) 4-6 6-1 |
| 2012 | Memphis | Hard | R32 | Ryan Harrison | 6-3 2-6 6-4 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.