Name: John Isner
Country: USA
Birthdate: 26.04.85, 39 years
Height: 205 cm
Weight: 107 kg
Profi since: 2007
Right-handed
ATP ranking: 307
TOP ranking's position: 8 (16.07.18, 3720 points)
Points: 175
Prize money: 22.430.808 $
Matches total: 920
Win: 563
%: 61.2 %
Country: USA
Birthdate: 26.04.85, 39 years
Height: 205 cm
Weight: 107 kg
Profi since: 2007
Right-handed
ATP ranking: 307
TOP ranking's position: 8 (16.07.18, 3720 points)
Points: 175
Prize money: 22.430.808 $
Matches total: 920
Win: 563
%: 61.2 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2023 | 9/14 | 2/9 | 0/2 | 4/1 | 0/0 | 3/2 | 0/0 |
| 2022 | 23/18 | 9/10 | 7/4 | 3/2 | 0/0 | 4/2 | 0/0 |
| 2021 | 23/14 | 18/8 | 5/2 | 0/3 | 0/0 | 0/1 | 0/0 |
| 2020 | 11/11 | 9/8 | 2/2 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2019 | 30/18 | 22/14 | 0/0 | 3/3 | 0/0 | 5/1 | 0/0 |
| 2018 | 34/24 | 16/9 | 8/5 | 5/9 | 0/0 | 5/1 | 0/0 |
| 2017 | 39/23 | 20/12 | 7/4 | 6/4 | 0/0 | 6/3 | 0/0 |
| 2016 | 33/21 | 16/11 | 5/5 | 7/3 | 0/0 | 5/2 | 0/0 |
| 2015 | 48/26 | 26/10 | 10/6 | 8/7 | 0/0 | 4/3 | 0/0 |
| 2014 | 40/23 | 28/14 | 6/5 | 2/2 | 0/0 | 4/2 | 0/0 |
| 2013 | 39/26 | 22/12 | 8/5 | 5/6 | 0/0 | 4/3 | 0/0 |
| 2012 | 45/21 | 24/9 | 10/7 | 3/3 | 0/0 | 8/2 | 0/0 |
| 2011 | 39/22 | 22/10 | 4/7 | 7/4 | 0/0 | 6/1 | 0/0 |
| 2010 | 39/26 | 22/9 | 8/10 | 8/6 | 0/0 | 1/1 | 0/0 |
| 2009 | 41/23 | 31/15 | 4/2 | 6/6 | 0/0 | 0/0 | 0/0 |
| 2008 | 26/25 | 19/14 | 4/5 | 2/2 | 0/0 | 1/4 | 0/0 |
| 2007 | 32/13 | 22/7 | 0/0 | 8/4 | 2/1 | 0/1 | 0/0 |
| 2006 | 5/4 | 5/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2005 | 7/4 | 7/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2004 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 563/357 | 340/190 | 88/71 | 77/66 | 2/1 | 56/29 | 0/0 |
| perc. % | 61.2 % | 64.15 % | 55.35 % | 53.85 % | 66.67 % | 65.88 % | 0 % |
John Isner / Fixtures
| no matches found |
John Isner form / year 2023 / surface: Hard
John Isner / year 2023 / surface: Hard
| 31.08.23 | 2nd round | Michael Mmoh | John Isner | 3-6, 4-6, 7-63, 6-4, 7-67 |  | match details |  New York | Hard |
| 29.08.23 | 1st round | John Isner | Facundo Diaz Acosta | 6-4, 6-3, 7-61 |  | match details | ||
| 14.08.23 | 1st round | Jordan Thompson | John Isner | 7-65, 7-62 | | match details | Cincinnati | Hard |
| 02.08.23 | 2nd round | Stefanos Tsitsipas | John Isner | 6-2, 6-4 | | match details |  Los Cabos | Hard |
| 31.07.23 | 1st round | John Isner | Rinky Hijikata | 6-2, 7-64 | | match details | ||
| 25.07.23 | 1st round | Dominik Koepfer | John Isner | 3-6, 7-64, 7-63 | | match details | Atlanta | Hard |
| 22.03.23 | 1st round | Emilio Nava | John Isner | 7-65, 7-64 | | match details | Miami | Hard |
| 08.03.23 | 1st round | Brandon Nakashima | John Isner | 7-67, 6-3 | | match details | Indian Wells | Hard |
| 27.02.23 | 1st round | Taylor Harry Fritz | John Isner | 3-6, 6-3, 6-4 | | match details | Acapulco | Hard |
| 18.01.23 | 1st round | Adrian Mannarino | John Isner | 6-75, 7-68, 6-2, 6-2 | | match details |  Melbourne | Hard |
| 10.01.23 | 1st round | Gregoire Barrere | John Isner | 6-73, 7-65, 6-3 | | match details |  Auckland | Hard |
