Jack Sock defeated David Ferrer 6-3 6-4 in the Rome Masters round of 64 on clay. The upset overturned the form book — David Ferrer came in leading the head-to-head 2–1, defending last year's round of 32. Jack Sock narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-08-07 | Canada Masters | R32 | hard | David Ferrer | 7-6(7) 3-6 6-1 |
| 2016-01-11 | Auckland | SF | hard | Jack Sock | 3-6 6-1 6-2 |
| 2013-10-14 | Stockholm | R16 | hard | David Ferrer | 4-6 6-3 6-1 |
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 (155 vs 44). ATP, WTA & Challenger.