The second important question is how John Isner's girlfriend would look like? Well, if you are aiming to win his heart, you should know that Isner doesn't have some specific type of a girl. But you will have a higher chance if you are an outgoing person and have a nice smile. Sounds quite simple.
It seems that a mystery of John Isner's girlfriend is finally revealed. Madison McKinley - a girl with a good smile and friendly personality, which John has been looking in women for so long. The couple showed up at the Hua Hin Safari Adventure park, Thailand, to ride elephants on January 1st, 2012. Some mutual photos were published at Madison's personal twitter page.
By the way, if you are wondering whether John Isner lives together with his girlfriend - the answer is now. Nevertheless, you might still be interested in taking a video tour of John Isner's house.