Sam Querrey defeated Alexandr Dolgopolov 7-6 6-3 in the Washington round of 16 on hard. The result followed the form book — Sam Querrey came in leading the head-to-head 3–2, defending last year's round of 16. Sam Querrey extended the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-10-05 | Tokyo | R32 | hard | Sam Querrey | 7-6(5) 6-4 |
| 2015-06-21 | Nottingham | SF | grass | Sam Querrey | 4-6 6-3 7-5 |
| 2012-08-19 | Winston-Salem | QF | hard | Sam Querrey | 7-5 4-6 7-6(3) |
| 2012-07-30 | Washington | SF | hard | Alexandr Dolgopolov | 6-4 6-4 |
| 2011-01-10 | Sydney | R16 | hard | Alexandr Dolgopolov | 6-4 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 99). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About