Florian Mayer defeated Daniel Koellerer 5-7 6-2 6-1 in the Italy 1 2 round of 32 on clay. The upset overturned the form book — Daniel Koellerer came in leading the head-to-head 1–0. Florian Mayer claimed a first win over Daniel Koellerer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-03-03 | Italy 1 3 | SF | clay | Daniel Koellerer | 6-3 6-3 |
Averages over each player's completed matches in the selected window (200 vs 52). 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