Juan Monaco defeated Tommy Haas 6-7 6-3 6-2 6-3 in the US Open round of 32 on hard. The result followed the form book — Juan Monaco came in leading the head-to-head 3–1, defending last year's round of 128. Juan Monaco extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-16 | Hamburg | F | clay | Juan Monaco | 7-5 6-4 |
| 2011-08-14 | Cincinnati Masters | R64 | hard | Juan Monaco | 6-7(5) 6-4 6-3 |
| 2007-10-15 | Madrid Masters | R32 | clay | Juan Monaco | 6-4 7-5 |
| 2007-10-07 | Stockholm | QF | hard | Tommy Haas | 6-3 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 191). ATP, WTA & Challenger.