Lleyton Hewitt defeated Gaston Gaudio 1-6 7-6 6-1 in the Monte Carlo Masters round of 32 on clay. The upset overturned the form book — Gaston Gaudio came in defending last year's round of 16. Lleyton Hewitt extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-28 | Roland Garros | R64 | clay | Lleyton Hewitt | 4-6 3-6 6-2 6-4 6-2 |
| 2004-11-15 | Masters Cup | RR | hard | Lleyton Hewitt | 6-2 6-1 |
| 2004-05-24 | Roland Garros | QF | clay | Gaston Gaudio | 6-3 6-2 6-2 |
| 2004-05-17 | Dusseldorf | RR | clay | Gaston Gaudio | 6-3 5-7 7-6(5) |
| 2002-04-22 | Barcelona | SF | clay | Gaston Gaudio | 6-4 7-5 |
| 2000-03-20 | Miami Masters | R64 | hard | Lleyton Hewitt | 7-6(4) 6-7(6) 6-3 |
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.