Head to head
Rivalry summary
Jan Hernych and Jack Sock met 2 times on the ATP tour between 2013 and 2015. Their head-to-head is level at 1–1. By surface, they are level 1–1 on grass.
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Grass
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Jan Hernych's wins on the left · Jack Sock's on the right · bar lengths share one scale
All meetings (2)
| 2015 | Newport | Grass | QF | Jack Sock | 0-1 RET |
| 2013 | Newport | Grass | R16 | Jan Hernych | 6-3 4-6 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.