Match log updated: 2026-05-28 18:14 UTC
John Isner — ATP Match Log
Main draw matches: 46 | W: 29 | L: 17 | Win %: 63.0%
| Opponent | Score | Result | H2H | Match Data | Date ↓ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Cristian Garin | 6-7(5) 6-7(4) | L | H2H | Match data | Oct 31, 2019* | R32 | Paris Masters | Masters 1000 | Hard |
| Novak Djokovic | 5-7 3-6 | L | H2H | Match data | Oct 11, 2019* | R16 | Shanghai Masters | Masters 1000 | Hard |
| Lucas Pouille | 7-5 6-3 | W | H2H | Match data | Oct 9, 2019* | R32 | Shanghai Masters | Masters 1000 | Hard |
| Alex de Minaur | 7-6(1) 6-4 | W | H2H | Match data | Oct 8, 2019* | R64 | Shanghai Masters | Masters 1000 | Hard |
| Stefanos Tsitsipas | 6-7(3) 3-6 | L | H2H | Match data | Oct 5, 2019* | QF | China Open | ATP 500 | Hard |
| Daniel Evans | 7-6(3) 7-5 | W | H2H | Match data | Oct 4, 2019* | R16 | China Open | ATP 500 | Hard |
| Gael Monfils | 6-4 6-7(5) 6-3 | W | H2H | Match data | Oct 3, 2019* | R32 | China Open | ATP 500 | Hard |
| Egor Gerasimov | 7-6(11) 6-7(5) 6-7(4) | L | H2H | Match data | Sep 27, 2019* | R16 | Chengdu Open | ATP 250 | Hard |
| Marin Cilic | 5-7 6-3 6-7(6) 4-6 | L | H2H | Match data | Sep 1, 2019* | R32 | US Open | Grand Slam | Hard |
| Jan-Lennard Struff | 6-3 7-6(4) 7-6(5) | W | H2H | Match data | Aug 29, 2019* | R64 | US Open | Grand Slam | Hard |
| Guillermo Garcia-Lopez | 6-3 6-4 6-4 | W | H2H | Match data | Aug 28, 2019* | R128 | US Open | Grand Slam | Hard |
| Pablo Carreno Busta | 4-6 7-6(1) 6-7(6) | L | H2H | Match data | Aug 14, 2019* | R32 | Cincinnati Open | Masters 1000 | Hard |
| Dusan Lajovic | 7-6(3) 1-6 7-5 | W | H2H | Match data | Aug 13, 2019* | R64 | Cincinnati Open | Masters 1000 | Hard |
| Cristian Garin | 3-6 4-6 | L | H2H | Match data | Aug 8, 2019* | R32 | Canadian Open | Masters 1000 | Hard |
| Jordan Thompson | 3-6 6-3 7-6(6) | W | H2H | Match data | Aug 7, 2019* | R64 | Canadian Open | Masters 1000 | Hard |
| Benoit Paire | 6-7(3) 3-6 | L | H2H | Match data | Aug 1, 2019* | R16 | Washington Open | ATP 500 | Hard |
| Hubert Hurkacz | 6-4 6-4 | W | H2H | Match data | Jul 31, 2019* | R32 | Washington Open | ATP 500 | Hard |
| Reilly Opelka | 6-7(2) 7-6(5) 6-7(5) | L | H2H | Match data | Jul 26, 2019* | R16 | Atlanta | ATP 250 | Hard |
| Alexander Bublik | 7-6(2) 6-3 | W | H2H | Match data | Jul 21, 2019* | F | Newport | ATP 250 | Grass |
| Ugo Humbert | 6-7(4) 7-6(5) 6-3 | W | H2H | Match data | Jul 20, 2019* | SF | Newport | ATP 250 | Grass |
| Matthew Ebden | 4-6 6-3 6-4 | W | H2H | Match data | Jul 20, 2019* | QF | Newport | ATP 250 | Grass |
| Kamil Majchrzak | 6-4 6-7(5) 6-3 | W | H2H | Match data | Jul 19, 2019* | R16 | Newport | ATP 250 | Grass |
| Mikhail Kukushkin | 4-6 7-6(3) 6-4 1-6 4-6 | L | H2H | Match data | Jul 4, 2019* | R64 | Wimbledon | Grand Slam | Grass |
| Casper Ruud | 6-3 6-4 7-6(9) | W | H2H | Match data | Jul 3, 2019* | R128 | Wimbledon | Grand Slam | Grass |
| Roger Federer | 1-6 4-6 | L | H2H | Match data | Mar 31, 2019* | F | Miami Open | Masters 1000 | Hard |
| Felix Auger-Aliassime | 7-6(3) 7-6(4) | W | H2H | Match data | Mar 30, 2019* | SF | Miami Open | Masters 1000 | Hard |
| Roberto Bautista Agut | 7-6(1) 7-6(5) | W | H2H | Match data | Mar 29, 2019* | QF | Miami Open | Masters 1000 | Hard |
| Kyle Edmund | 7-6(5) 7-6(3) | W | H2H | Match data | Mar 27, 2019* | R16 | Miami Open | Masters 1000 | Hard |
| Albert Ramos-Vinolas | 7-5 7-6(6) | W | H2H | Match data | Mar 25, 2019* | R32 | Miami Open | Masters 1000 | Hard |
| Lorenzo Sonego | 7-6(2) 7-6(7) | W | H2H | Match data | Mar 23, 2019* | R64 | Miami Open | Masters 1000 | Hard |
| Karen Khachanov | 4-6 6-7(1) | L | H2H | Match data | Mar 14, 2019* | R16 | Indian Wells Open | Masters 1000 | Hard |
| Guido Pella | 6-3 6-4 | W | H2H | Match data | Mar 12, 2019* | R32 | Indian Wells Open | Masters 1000 | Hard |
| Alexei Popyrin | 6-0 6-2 | W | H2H | Match data | Mar 10, 2019* | R64 | Indian Wells Open | Masters 1000 | Hard |
| Nick Kyrgios | 5-7 7-5 6-7(7) | L | H2H | Match data | Mar 2, 2019* | SF | Mexican Open | ATP 500 | Hard |
| John Millman | 7-6(2) 6-7(4) 7-6(4) | W | H2H | Match data | Mar 1, 2019* | QF | Mexican Open | ATP 500 | Hard |
| Sam Querrey | 6-4 6-4 | W | H2H | Match data | Feb 28, 2019* | R16 | Mexican Open | ATP 500 | Hard |
| Adrian Mannarino | 6-3 4-6 6-3 | W | H2H | Match data | Feb 27, 2019* | R32 | Mexican Open | ATP 500 | Hard |
| Daniel Evans | 6-3 2-6 3-6 | L | H2H | Match data | Feb 23, 2019* | SF | Delray Beach Open | ATP 250 | Hard |
| Adrian Mannarino | 7-6(2) 6-4 | W | H2H | Match data | Feb 23, 2019* | QF | Delray Beach Open | ATP 250 | Hard |
| Lukas Lacko | 6-4 6-3 | W | H2H | Match data | Feb 22, 2019* | R16 | Delray Beach Open | ATP 250 | Hard |
| Peter Polansky | 6-3 7-6(4) | W | H2H | Match data | Feb 21, 2019* | R32 | Delray Beach Open | ATP 250 | Hard |
| Reilly Opelka | 7-6(8) 6-7(14) 6-7(4) | L | H2H | Match data | Feb 16, 2019* | SF | Dallas Open | ATP 250 | Hard |
| Jordan Thompson | 6-4 6-1 | W | H2H | Match data | Feb 16, 2019* | QF | Dallas Open | ATP 250 | Hard |
| Bernard Tomic | 7-6(7) 6-4 | W | H2H | Match data | Feb 15, 2019* | R16 | Dallas Open | ATP 250 | Hard |
| Reilly Opelka | 6-7(4) 6-7(6) 7-6(4) 6-7(5) | L | H2H | Match data | Jan 16, 2019* | R128 | Australian Open | Grand Slam | Hard |
| Taylor Fritz | 6-7(3) 6-7(5) | L | H2H | Match data | Jan 10, 2019* | R16 | ASB Classic | ATP 250 | Hard |
Estimated from the tournament schedule where an exact match date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Mapping details.