John Isner Net Worth: How Much Money Does the American Tennis Player Make?

John Isner is a former American professional tennis player who retired in 2023 after a long and successful career. He is best known for his powerful serve, which earned him the record for the most aces in the history of the ATP Tour. He also played the longest match ever in tennis, lasting 11 hours and 5 minutes at Wimbledon in 2010. But how much did he make from his tennis achievements? What is his net worth? Here are some answers to these questions.

How Did John Isner Start His Tennis Career?

Coming out of high school in 2003 as a heavily sought-after prospect, Isner was recruited by the University of Georgia Bulldogs. He was dominant in college, compiling a win-loss record of 143–28 in singles and 140–27 in doubles. He was ranked the top tennis player in the country on numerous occasions and won many tournaments.

What is John Isner Net Worth in 2023?

John Isner’s net worth in 2023 is estimated to be $14 million. This amount comes from his prize money, endorsements, and other sources of income. He has earned over $22 million in prize money throughout his career, ranking 21st among all-time leaders in earnings.

He has also had some lucrative endorsement deals, such as one with sports equipment company Prince Sports, and another with Fila, which signed him to a multi-year sponsorship deal in 2016. He also endorses Nulo Pet Foods, which partnered with him in 2018.

How Did John Isner Make His Money?

John Isner started playing tennis at the age of 11 and did not take the sport seriously until the age of 14. He played for his high school and then for the University of Georgia, where he won the NCAA doubles title in 2005 and reached the NCAA singles final in 2007. He turned pro in 2007 and reached his career-high ranking of No. 8 in singles and No. 14 in doubles by the ATP in 2018.

He won 16 singles titles and eight doubles titles in his career, including the Miami Open in 2018, which was his first and only Masters 1000 title. He also reached the semifinals of Wimbledon in 2018 and the quarterfinals of the US Open twice, in 2011 and 2018. He qualified for the ATP Finals in 2018, where he reached the round-robin stage. He also represented the United States in the Davis Cup and the Olympics, reaching the semifinals and quarterfinals respectively.

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John Isner’s Personal Life

John Isner has been married to Madison McKinley, a jewelry designer, since December 2017. They have four children together: Hunter Grace, John Hobbs, James Mack, and Chapel Lee. They live in Dallas, Texas, where they own a luxurious home with a pool, a tennis court, and a basketball court. They also have a pet dog named Magill, named after Georgia’s tennis facility.

John Isner is a fan of basketball and supports the Carolina Panthers and the Charlotte Hornets. He is also involved in charity work, such as supporting the UNC Lineberger Comprehensive Cancer Center and founding the Isner Family Foundation, which aims to provide opportunities for children through education and sports.

How Did John Isner End His Tennis Career?

Isner announced his retirement from professional tennis, after losing in the second round of the US Open to fellow American Michael Mmoh in a five-set thriller. Isner surrendered a two-set lead as Mmoh saved a match point and came back to win 3-6, 4-6, 7-6 (3), 6-4, 7-6 (7) in just under four hours. Isner was tearful as he thanked the crowd for their support and said he was proud of his career. He received a standing ovation from the fans and his peers as he walked off the court for the last time.

After playing professional tennis for more than 17 years, I’m saying goodbye. It’s going to be a big change, but I’m excited to spend more time with my wonderful family:

After 17+ years on the ⁦@atptour⁩, it’s time to say goodbye to professional tennis. This transition won’t be easy but I’m looking forward to every second of it with my amazing family.

The ⁦@usopen⁩ will be my final event. Time to lace ‘em up one last time. ❤️ ♥️ 💜 pic.twitter.com/GyRTXGNK8G

— John Isner (@JohnIsner) August 23, 2023

What Are John Isner’s Achievements in Professional Tennis?

Isner turned professional in 2007 and quickly made a name for himself with his powerful serve and clutch performances. He has won 15 ATP singles titles and six ATP doubles titles in his career, reaching a career-high ranking of No. 8 in 2018.

He has also reached the quarterfinals or better at all four Grand Slam tournaments, with his best result being a semifinal appearance at Wimbledon in 2018, where he lost to Kevin Anderson in a marathon match that lasted six hours and 36 minutes.

Some of Isner’s most notable achievements include:

• Winning the longest match in tennis history against Nicolas Mahut at Wimbledon in 2010, which lasted 11 hours and five minutes over three days and ended with a final score of 70–68 in the fifth set.
• Winning the Miami Open in 2018, defeating three top-10 players (Marin Cilic, Juan Martin del Potro, and Alexander Zverev) en route to his first Masters 1000 title.
• Leading the United States to the Davis Cup quarterfinals in 2012 and 2018, winning crucial singles matches against Roger Federer, Jo-Wilfried Tsonga, and Marin Cilic.
• Reaching the final of the Paris Masters in 2016, he pushed world No. 1 Novak Djokovic to two tiebreaks before losing in straight sets.