Head to head
1
Grass
1
Sam Querrey's wins on the left · James Duckworth's on the right · bar lengths share one scale
All meetings (2)
| 2021 | Wimbledon | Grass | R64 | James Duckworth | 7-5 6-7(4) 6-3 6-2 |
| 2021 | Stuttgart | Grass | R16 | Sam Querrey | 6-4 7-6(7) |
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.