Head to head
2
Hard
0
0
Grass
1
Sam Querrey's wins on the left · Gilles Muller's on the right · bar lengths share one scale
All meetings (3)
| 2017 | Queen's Club | Grass | QF | Gilles Muller | 6-4 7-6(5) |
| 2009 | Miami Masters | Hard | R128 | Sam Querrey | 6-4 6-3 |
| 2009 | Auckland | Hard | R16 | Sam Querrey | 3-6 6-3 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.