Sam Querrey defeated Tennys Sandgren 6-4 6-7 7-6 7-6 in the Wimbledon round of 16 on grass. The upset overturned the form book — Tennys Sandgren came in leading the head-to-head 1–0, defending last year's round of 128. Sam Querrey claimed a first win over Tennys Sandgren in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-01-20 | Australian Open | R32 | hard | Tennys Sandgren | 6-4 6-4 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 (98 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About