What is John Isner's net worth, prize money, salary, brand endorsements

John Isner is known for two things - hitting the most aces and having the longest tennis match in history. Here we take a look at this salary, net worth and the like.

John Isner in a file photo. (Twitter: @atptour)
By Shayne Dias | Feb 9, 2022 | 2 Min Read follow icon Follow Us


The name of John Isner is well known in the world of tennis due to two major reasons. The first is how well he can hit aces.

Isner is only the second player in the history of tennis to have reached the 13,000-ace milestone. Ivo Karlovic was the first player in the game to record the illustrious milestone of 13,000 aces.

Isner’s prowess with regard to serves further extends with regard to the speed at which the same is recorded. The American currently holding the record for registering the fastest “official” serve in ATP at 157.2 mph or 253 km/h.

Also read: What is Taylor Fritz’s net worth, prize money, salary, brand endorsements

The tennis player further accounted for the third-fastest serve on record in tennis, during the same instance in the first-round 2016 Davis Cup match.

The second reason Isner is known is, of course, that record-breaking match against Nicholas Mahut. In Wimbledon 2010’s first round, the two played what is officially the longest tennis match ever.

The length of the match? An astounding 11 hours and 5 minutes, with the final set ending 70-68 in Isner’s favour.

Besides this, he’s also won a respectable 22 titles – 16 in singles and 6 in doubles.

Also read: What is Hubert Hurkacz’s net worth, prize money, salary, brand endorsements

Thus there is plenty of interest in his personal life – including his finances. Here we take a look at this salary, net worth and the like.

John Isner net worth 2022

The net worth of Isner is somewhere around the $15 million mark. Amazingly, he’s won over $20 million in prize money alone.

John Isner prize money

YearPrize money (in USD)Titles won

John Isner endorsements 2022

Isner has a multitude of sponsorship deals. He wears Fila apparel and has done so for years. He a deal with sports performance drink company Defy in 2019.

Isner also had a deal with TAMKO Building Products. He’s also had deals with Ebix, Nulo Pet Foods and Prince.

His current endorsement deals also include Runa and Betterment.

Charity work and foundations

In 2019, Isner launched the Isner Family Foundation that contributes in the fight against cancer. Besides this, Isner also supports a number of other charitable organisations.

Notable assets owned

It is not known if Isner owns any particular assets of note.