Yahoo Sports on Twitter: "John Isner has now played in two of the top-three longest tennis matches of all time: 2010: Isner defeated Mahut in 11 hours and 5 minutes. 2018: Anderson
![Wimbledon 2018: With John Isner vs Kevin Anderson clocking 6hr 35min, here are longest-ever Grand Slam clashes | Tennis News Wimbledon 2018: With John Isner vs Kevin Anderson clocking 6hr 35min, here are longest-ever Grand Slam clashes | Tennis News](https://imgk.timesnownews.com/story/1531509512-AP_18194688477797.jpg?tr=w-1200,h-900)
Wimbledon 2018: With John Isner vs Kevin Anderson clocking 6hr 35min, here are longest-ever Grand Slam clashes | Tennis News
![When did John Isner play Nicolas Mahut at Wimbledon in longest tennis match ever and what was the final result? | The Sun When did John Isner play Nicolas Mahut at Wimbledon in longest tennis match ever and what was the final result? | The Sun](https://www.thesun.co.uk/wp-content/uploads/2018/07/NINTCHDBPICT000419215726-e1531308860416.jpg)