Daniel Koellerer defeated Florian Mayer 6-3 6-3 in the Italy 1 3 semi-final on clay. The upset overturned the form book — Florian Mayer came in leading the head-to-head 1–0. Daniel Koellerer claimed a first win over Florian Mayer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-03-03 | Italy 1 2 | R32 | clay | Florian Mayer | 5-7 6-2 6-1 |
Averages over each player's completed matches in the selected window (52 vs 200). 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