
Tommy Haas defeated Gael Monfils 6-7 6-3 6-3 in the Halle quarter-final on grass. The upset overturned the form book — Gael Monfils came in leading the head-to-head 2–1. Tommy Haas narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-01-07 | Auckland | QF | hard | Gael Monfils | 3-6 7-5 6-3 |
| 2008-07-28 | Cincinnati Masters | R32 | hard | Tommy Haas | 5-1 RET |
| 2006-05-08 | Rome Masters | R64 | clay | Gael Monfils | 6-2 3-6 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 (125 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About