Head to head
1
Hard
0
1
Grass
0
Sam Querrey's wins on the left · Bradley Klahn's on the right · bar lengths share one scale
All meetings (2)
| 2014 | Wimbledon | Grass | R128 | Sam Querrey | 6-7(5) 6-4 6-1 7-5 |
| 2010 | US Open | Hard | R128 | Sam Querrey | 6-3 4-6 7-5 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.