Roger Federer defeated Gaston Gaudio 6-1 7-6 in the Masters Cup round robin on hard. The result followed the form book — Roger Federer came in leading the head-to-head 4–0, defending the title. Roger Federer extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-11-14 | Masters Cup | SF | hard | Roger Federer | 6-0 6-0 |
| 2004-05-10 | Hamburg Masters | R64 | clay | Roger Federer | 6-1 5-7 6-4 |
| 2003-08-04 | Canada Masters | R64 | hard | Roger Federer | 6-4 3-6 7-5 |
| 2003-07-07 | Gstaad | SF | clay | Roger Federer | 6-1 7-6(6) |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.