John Isner defeated James Blake 7-6 7-6 in the Atlanta quarter-final on hard. The result followed the form book — John Isner came in leading the head-to-head 2–0, defending last year's semi-final. John Isner extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-07-31 | Washington | R16 | hard | John Isner | 7-6(0) 1-6 7-6(4) |
| 2011-07-18 | Atlanta | R16 | hard | John Isner | 7-6(8) 6-7(3) 7-5 |
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 22). ATP, WTA & Challenger.