Christophe Rochus defeated Gaston Gaudio 2-6 7-5 6-3 in the Hamburg round of 16 on clay. The upset overturned the form book — Gaston Gaudio came in leading the head-to-head 3–1, but Christophe Rochus had been the form player, winning 2 of their last 4 on clay. Christophe Rochus narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-10 | Gstaad | R16 | clay | Gaston Gaudio | 6-0 6-4 |
| 2005-05-09 | Hamburg Masters | R16 | clay | Christophe Rochus | 2-6 7-5 6-3 |
| 2005-04-11 | Monte Carlo Masters | R64 | clay | Gaston Gaudio | 7-6 6-2 |
| 1998-07-01 | Germany F12 | R32 | clay | Gaston Gaudio | 6-2 6-3 |
Averages over each player's completed matches in the selected window (159 vs 149). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About