John Isner vs Ryan Harrison: Head-to-Head Record
John IsnerUnited StatesHead-to-head
Ryan HarrisonUnited States8–3
Isner leads · 11 meetingsHard3–3Clay3–0Grass2–0
Isner leads
Hard3–3Clay3–0Grass2–0
John Isner and Ryan Harrison have met 11 times on the professional tour. John Isner leads the head-to-head 8–3. Their most recent meeting came at Atlanta in 2018.
How the two players compare today
John Isner vs Ryan Harrison stats comparison
TodayIsnerHarrison
1,902Elo1,731
5–5Last 103–7
60Clutch31
John Isner vs Ryan Harrison stats comparison
1,902Elo1,731
5–5Last 103–7
60Clutch31
Current form
Last 10 · most recent firstIsner5–5Streak L1
LWLLWLLWWW
Harrison3–7Streak L1
LWLLWLLLWL
Current form
Last 10 · newest first5–5Last 103–7
L1StreakL1
Isner
LWLLWLLWWW
Harrison
LWLLWLLLWL
Surface comparison
IsnerHarrison
1,902Elo1,731
—Win % · 12M—
—W–L · 12M—
8H2H3
Neither player has a match in the last 12 months.
Surface comparison
1,902Elo1,731
—Win % · 12M—
—W–L · 12M—
8H2H3
Neither player has a match in the last 12 months.
Serve vs return
Umpiry ratings · 12MIsner serve—vsHarrison return—
Harrison serve—vsIsner return—
Not enough recent matches for Isner’s and Harrison’s ratings yet.
Serve vs return
Ratings · 12MIsner serve—vsHarrison return—
Harrison serve—vsIsner return—
Not enough recent matches for Isner’s and Harrison’s ratings yet.
Clutch
Last 12 monthsIsnerHarrison
Not enough recent matches for either player’s clutch stats yet.
Clutch
Last 12 monthsNot enough recent matches for either player’s clutch stats yet.
Freshness
Isner · HarrisonLast match
1139 days agoUS Open · R64vs1160 days agoCary CH · Q2
Matches · last 30 days
0vs0
Sets · last 14 days
0vs0
Freshness
1139 days agoUS Open · R64Last match1160 days agoCary CH · Q2
0Matches · last 30 days0
0Sets · last 14 days0
Common opponents
0 common opponents · last 12 monthsNo common opponents in the last 12 months.
Common opponents
0 common opponents · last 12 monthsNo common opponents in the last 12 months.
All 11 meetings
Last 5 of 11All 11 meetings
Last 5 of 11Career titles161
Grand Slam titles00
Career W–L494–325272–260
Age4134
Height208 cm185 cm
PlaysRight-handedRight-handed
CountryUnited StatesUnited States
Isner leads 8–3
11 meetingsDateTournamentRoundSurfaceWinnerScore
2018Isner 2–1
23 Jul 2018AtlantaFinalHardIsner d. Harrison5–7 6–3 6–47 May 2018Madrid MastersMasters 1000Round of 32ClayIsner d. Harrison7–6 7–626 Feb 2018AcapulcoRound of 32HardHarrison d. Isner6–3 7–62017Isner 1–0
24 Jul 2017AtlantaFinalHardIsner d. Harrison7–6 7–611 meetings · Isner 8–3Walkovers are not counted
Isner leads 8–3
11 meetings11 meetings
2018Isner 2–1
Atlanta · Final23 Jul 2018Isner d. Harrison5–7 6–3 6–4HardMadrid Masters · Round of 327 May 2018Isner d. Harrison7–6 7–6Clay·Masters 1000Acapulco · Round of 3226 Feb 2018Harrison d. Isner6–3 7–6Hard2017Isner 1–0
Atlanta · Final24 Jul 2017Isner d. Harrison7–6 7–6Hard2016Isner 0–1
Canada Masters · Round of 3225 Jul 2016Harrison d. Isner7–6 6–7 6–4Hard·Masters 10002013Isner 3–1
Newport · Round of 328 Jul 2013Isner d. Harrison7–6 6–2GrassRoland Garros · Round of 6427 May 2013Isner d. Harrison5–7 6–7 6–3 6–1 8–6Clay·Grand SlamHouston · Round of 328 Apr 2013Isner d. Harrison7–6 6–4ClaySydney · Round of 167 Jan 2013Harrison d. Isner6–4 6–4Hard2012Isner 1–0
Newport · Semi-final9 Jul 2012Isner d. Harrison7–6 6–3Grass2010Isner 1–0
Memphis · Round of 3215 Feb 2010Isner d. Harrison6–1 7–5HardMore on Umpiry · about this comparison
Frequently asked
Who leads the head-to-head between John Isner and Ryan Harrison?
John Isner leads the head-to-head against Ryan Harrison 8–3 after 11 meetings.
How many times have John Isner and Ryan Harrison played each other?
John Isner and Ryan Harrison have played each other 11 times on the professional tour.
When did John Isner and Ryan Harrison last play each other?
Their most recent meeting came at Atlanta in 2018, 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.