Jack Sock defeated Pablo Cuevas 3-6 6-4 6-2 4-6 7-6 in the US Open round of 128 on hard. The upset overturned the form book — Pablo Cuevas came in leading the head-to-head 2–0, defending last year's round of 64, but Jack Sock had been the form player, winning 1 of their last 4 on hard. Jack Sock claimed a first win over Pablo Cuevas in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-26 | US Open | R128 | hard | Pablo Cuevas | 6-4 7-5 7-6 |
| 2018-05-07 | Madrid Masters | R64 | clay | Pablo Cuevas | 6-7 6-4 6-0 |
Averages over each player's completed matches in the selected window (112 vs 97). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About