Jan Michael Gambill defeated Mardy Fish 5-7 5-7 6-4 6-3 6-2 in the US Open round of 128 on hard. The result followed the form book — Jan Michael Gambill came in defending last year's round of 64. Jan Michael Gambill extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-03-07 | Indian Wells Masters | R128 | hard | Mardy Fish | 6-2 6-2 |
| 2003-06-23 | Wimbledon | R64 | grass | Mardy Fish | 6-4 6-4 6-1 |
| 2003-03-03 | Delray Beach | F | hard | Jan Michael Gambill | 6-0 7-6(5) |
| 2002-03-04 | Delray Beach | R16 | hard | Jan Michael Gambill | 6-3 6-7(2) 6-1 |
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 200). ATP, WTA & Challenger.