Head to head
2
Hard
0
1
Clay
0
Sam Querrey's wins on the left · Steve Johnson's on the right · bar lengths share one scale
All meetings (3)
| 2015 | Houston | Clay | R16 | Sam Querrey | 6-1 4-6 6-0 |
| 2014 | Winston-Salem | Hard | R32 | Sam Querrey | 6-4 6-3 |
| 2014 | Atlanta | Hard | R32 | Sam Querrey | 7-6(3) 7-5 |
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.