Head to head
1
Hard
1
1
Clay
0
Sam Querrey's wins on the left · Pierre-Hugues Herbert's on the right · bar lengths share one scale
All meetings (3)
| 2019 | Cincinnati Masters | Hard | R64 | Sam Querrey | 7-6(2) 7-6(1) |
| 2019 | Australian Open | Hard | R128 | Pierre-Hugues Herbert | 5-7 7-6(6) 6-3 6-1 |
| 2016 | Madrid Masters | Clay | R64 | Sam Querrey | 6-7(5) 7-6(5) 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.