Tommy Haas defeated Cedric Pioline 6-7 6-2 6-2 in the Vienna semi-final on hard. The upset overturned the form book — Cedric Pioline came in leading the head-to-head 1–0, defending last year's round of 32. Tommy Haas claimed a first win over Cedric Pioline in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-08-30 | US Open | R16 | hard | Cedric Pioline | 6-4 7-5 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 111). ATP, WTA & Challenger.