Sam Querrey defeated Igor Andreev 6-3 2-6 6-4 in the Belgrade quarter-final on hard. The result followed the form book — Sam Querrey came in leading the head-to-head 2–1, defending last year's round of 32. Sam Querrey extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-30 | Washington | R32 | hard | Sam Querrey | 7-6(2) 6-7(2) 7-6(3) |
| 2008-08-11 | Beijing Olympics | R64 | hard | Igor Andreev | 6-4 6-4 |
| 2007-03-19 | Miami Masters | R128 | hard | Sam Querrey | 5-7 6-2 6-4 |
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 106). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About