Mariano Zabaleta defeated Arnaud Clement 6-4 6-4 in the Hamburg Masters round of 64 on clay. The upset overturned the form book — Arnaud Clement came in leading the head-to-head 2–0, defending last year's round of 64. Mariano Zabaleta claimed a first win over Arnaud Clement in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-17 | Monte Carlo Masters | R32 | clay | Arnaud Clement | 6-7(3) 6-0 7-5 |
| 2000-01-10 | Sydney | R32 | hard | Arnaud Clement | 4-6 6-3 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.