Daniel Munoz de la Nava defeated Sam Querrey 6-7 6-3 7-5 in the Madrid Masters round of 64 on clay. The upset overturned the form book — Sam Querrey came in leading the head-to-head 1–0, defending last year's round of 32. Daniel Munoz de la Nava claimed a first win over Sam Querrey in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-01-14 | Australian Open | R128 | hard | Sam Querrey | 6-7(2) 6-4 6-2 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 (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About