Ivo Karlovic defeated Florent Serra 6-4 6-4 in the Monte Carlo Masters round of 64 on clay. The upset overturned the form book — Florent Serra came in leading the head-to-head 2–1. Ivo Karlovic narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-11-02 | Basel | R32 | hard | Florent Serra | 7-6 6-4 |
| 2008-08-25 | US Open | R64 | hard | Ivo Karlovic | 7-6 6-4 6-2 |
| 2001-09-24 | France F17 | QF | hard | Florent Serra | 6-4 6-2 |
Averages over each player's completed matches in the selected window (200 vs 164). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About