Mardy Fish defeated Jose Acasuso 6-7 6-3 6-0 in the New Haven round of 16 on hard. The upset overturned the form book — Jose Acasuso came in leading the head-to-head 1–0, defending last year's round of 16, but Mardy Fish had been the form player, winning 2 of their last 5 on hard. Mardy Fish claimed a first win over Jose Acasuso in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-20 | Dusseldorf | RR | clay | Jose Acasuso | 7-5 6-4 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.