Carlos Moya defeated Gaston Gaudio 6-1 6-4 in the Canada Masters round of 64 on hard. The result followed the form book — Carlos Moya came in leading the head-to-head 3–2, defending last year's round of 64. Carlos Moya extended the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-11-15 | Masters Cup | RR | hard | Carlos Moya | 6-3 6-4 |
| 2004-04-26 | Barcelona | R16 | clay | Gaston Gaudio | 6-4 6-4 |
| 2003-10-13 | Madrid Masters | R32 | clay | Carlos Moya | 3-6 7-5 6-3 |
| 2003-09-19 | Davis Cup WG SF: ESP vs ARG | RR | clay | Carlos Moya | 6-1 6-4 6-2 |
| 2002-04-22 | Barcelona | R16 | clay | Gaston Gaudio | 6-4 6-2 |
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 (178 vs 74). ATP, WTA & Challenger.