Tommy Haas defeated Paul Henri Mathieu 6-4 6-4 6-1 in the US Open round of 128 on hard. The upset overturned the form book — Paul Henri Mathieu came in leading the head-to-head 2–0, defending last year's round of 64. Tommy Haas claimed a first win over Paul Henri Mathieu in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-15 | Cincinnati Masters | R64 | hard | Paul Henri Mathieu | 6-3 2-6 6-1 |
| 2005-03-07 | Indian Wells Masters | R64 | hard | Paul Henri Mathieu | 7-6(3) 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 (125 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About