Jack Sock vs John Isner: Head-to-Head Record
Jack SockUnited States
Jack Sock and John Isner have met 9 times on the professional tour. John Isner leads the head-to-head 6–3. Their most recent meeting came at Atlanta in 2021.
Jack Sock vs John Isner stats comparison
Current form
Last 10 · newest firstSurface comparison
Serve vs return
Ratings · 12MClutch
Last 12 monthsFreshness
Common opponents
0 common opponents · last 12 monthsAll 9 meetings
Last 5 of 9Isner leads 6–3
9 meetingsFrequently asked
Who leads the head-to-head between Jack Sock and John Isner?
John Isner leads the head-to-head against Jack Sock 6–3 after 9 meetings.
How many times have Jack Sock and John Isner played each other?
Jack Sock and John Isner have played each other 9 times on the professional tour.
When did Jack Sock and John Isner last play each other?
Their most recent meeting came at Atlanta in 2021, where John Isner won.
How is the head-to-head record counted?
Every completed singles match between the two players counts once: tour level, Grand Slams, Challengers, ITF, team events and qualifying. Retirements count; walkovers do not.
What are the Serve, Return and Clutch ratings?
Umpiry ratings from 0 to 100: where a player ranks on tour over the last 52 weeks, adjusted for opponent strength. Clutch combines break points saved and converted, tiebreaks and deciding sets. A player with too few recent matches has no rating yet.
Why is there no win probability here?
This page compares the two players. The chance to win a specific match, with its surface, round and conditions, is on that match’s detail page.