Rainer Schuettler defeated Sam Querrey 6-3 2-6 6-4 6-3 in the Australian Open round of 128 on hard. The upset overturned the form book — Sam Querrey came in leading the head-to-head 4–0, defending last year's round of 128. Rainer Schuettler claimed a first win over Sam Querrey in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-06 | Queen's Club | R32 | grass | Sam Querrey | 7-6(6) 5-7 6-3 |
| 2010-07-26 | Los Angeles | QF | hard | Sam Querrey | 6-2 3-6 7-6(4) |
| 2010-06-07 | Queen's Club | SF | grass | Sam Querrey | 6-7(9) 7-5 6-3 |
| 2009-05-17 | Dusseldorf | RR | clay | Sam Querrey | 2-6 6-4 6-2 |
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 (46 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About