Nicolas Kiefer defeated Filippo Volandri 7-6 6-3 in the Dusseldorf round robin on clay. The upset overturned the form book — Filippo Volandri came in leading the head-to-head 2–1. Nicolas Kiefer narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-06-25 | Wimbledon | R128 | grass | Nicolas Kiefer | 6-3 7-6(6) 6-1 |
| 2004-05-03 | Rome Masters | R64 | clay | Filippo Volandri | 6-4 0-6 6-0 |
| 2004-01-19 | Australian Open | R128 | hard | Filippo Volandri | 6-3 4-6 6-3 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 (123 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About