Mardy Fish defeated Stan Wawrinka 6-3 6-3 in the New Haven quarter-final on hard. The result followed the form book — Mardy Fish came in leading the head-to-head 2–0, defending last year's round of 32. Mardy Fish extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-02-10 | Davis Cup WG R1: SUI vs USA | RR | hard | Mardy Fish | 6-2 4-6 4-6 6-1 9-7 |
| 2011-08-08 | Canada Masters | QF | hard | Mardy Fish | 6-3 6-7(8) 6-0 |
Averages from each player's recent completed matches (20 vs 19). ATP, WTA & Challenger.