Nicolas Kiefer defeated Stan Wawrinka 7-5 6-3 in the Madrid Masters round of 64 on clay. The upset overturned the form book — Stan Wawrinka 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 |
|---|---|---|---|---|---|
| 2009-08-10 | Canada Masters | R64 | hard | Stan Wawrinka | 6-4 6-1 |
| 2008-05-11 | Hamburg Masters | R32 | clay | Nicolas Kiefer | 7-5 7-5 |
| 2007-10-28 | Paris Masters | R64 | hard | Stan Wawrinka | 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 (100 vs 198). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Wawrinka S.: 12 days rest · 1 match (14d). Higher means fresher. About