Gaston Gaudio defeated Marat Safin 7-6 6-0 in the Monte Carlo Masters round of 64 on clay. The upset overturned the form book — Marat Safin came in leading the head-to-head 4–1, defending last year's round of 64. Gaston Gaudio narrowed the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-04-10 | Valencia | QF | hard | Marat Safin | 6-4 6-4 |
| 2003-04-21 | Barcelona | QF | clay | Marat Safin | 6-4 4-6 7-5 |
| 2001-05-14 | Hamburg Masters | R32 | clay | Gaston Gaudio | 6-0 7-6(0) |
| 2000-04-24 | Barcelona | R16 | clay | Marat Safin | 6-4 4-6 6-4 |
| 1999-08-02 | Amsterdam | R16 | clay | Marat Safin | 6-4 7-6(4) |
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.