John Isner whose real name is John Robert Isner is a professional American tennis player who was born on April 26, 1985, in Greensboro, North Carolina in the United States.

He earned the rank of being the World No. 8 in singles and No. 19 in doubles by the Association of Tennis Professionals.

He is considered one of the best servers ever to play on the ATP Tour. As a professional, he has achieved his career-high singles ranking in July 2018 by a supposed virtue of his maiden Masters 1000 crown at the 2018 Miami Open.

History has it with him that, he has reached the quarterfinals twice at the US Open in the years 2011 and 2018.

It helped him to actually qualify for an ATP finals appearance later that very year.

He is known to hold the record for hitting the ATP fastest official serve ever and the third-fastest on record in tennis at 157.2 mph or 253 km/h.

John Isner Wife And Children

John Isner’s wife is called Madison McKinley. They both got married in the year 2017. On November 15, 1992, Karla and Mark McKinley gave birth to Madison McKinley, who is now John’s wife, in Dallas, Texas.

Alongside Charlie as well as Key McKinley, she grew up in a family of more siblings.

McKinley graduated with a Bachelor of Fine Arts in Fashion/Apparel Design from Parsons School of Design.

The University of Texas in Austin was the next stop for Madison as she pursued a Bachelor of Fine Arts in Studio Arts, General there.

John Isner Parents

John Isner’s parents are called Bob Isner and Karen Isner.

John Isner Siblings

He has two siblings called Jordan Isner and Nathan Isner