Head to head
1
Hard
1
Nikolay Davydenko's wins on the left · Sam Querrey's on the right · bar lengths share one scale
All meetings (2)
| 2009 | New Haven | Hard | QF | Sam Querrey | 6-3 3-6 6-4 |
| 2007 | Indian Wells Masters | Hard | R64 | Nikolay Davydenko | 2-6 7-6(6) 6-2 |
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.