John Isner Net Worth (Updated 2026).

John Isner, born on April 16, 1985, in Greensboro, North Carolina, began his professional tennis career in 2007 after graduating from the University of Georgia. He had a successful college career, earning All-American honors and leading his team to an SEC championship. Isner’s powerful serve and tall frame, standing at 6’10”, quickly caught the attention of tennis fans and critics alike.

Isner’s breakthrough came in 2010 when he played in the longest match in tennis history at Wimbledon. In a first-round match against Nicolas Mahut, the two players contested an 11-hour, 5-minute match over three days, with Isner winning 70-68 in the fifth set. This epic match brought Isner international fame and solidified his place among the top players in the world.

John Isner’s Current Net Worth (2025)

As of 2025, John Isner’s net worth is estimated to be around $30 million. This figure is primarily derived from his successful career in professional tennis.

Career

John Isner, born on April 26, 1985, is an American professional tennis player. He turned pro in 2007 and has since achieved significant success. Isner is known for his powerful serve, with a career-high ranking of No. 8 in the world. He has won 15 ATP titles, including the Miami Open in 2018, and has reached the semifinals of the US Open and Wimbledon.

Other Ventures

Off the court, Isner has been involved in various business ventures. He co-founded the tennis clothing line, ‘Isner & Co.’, and has also invested in real estate. Additionally, he has been a brand ambassador for several companies, including Nike and Wilson.

Assets

Isner’s assets include his primary residence in Atlanta, Georgia, valued at around $2 million. He also owns a vacation home in Hilton Head Island, South Carolina. His car collection includes a Porsche 911 and a Range Rover. Moreover, he has substantial investments in stocks and bonds.

Annual Income

As of 2025, John Isner’s annual income is estimated to be around $5 million. This includes prize money from tournaments, endorsements, and other business ventures. His highest career prize money earnings are over $25 million.

Frequently Asked Questions about  John Isner

Frequently Asked Questions: John Isner Net Worth

1. What is John Isner’s net worth?

John Isner’s net worth is estimated to be around $20 million.

2. How much does John Isner earn per year?

John Isner’s annual earnings vary, but he typically makes around $3-4 million per year from prize money, endorsements, and other ventures.

3. What is John Isner’s highest career prize money?

John Isner’s highest career prize money is over $23 million.

4. Which tournaments has John Isner won?

John Isner has won 15 ATP singles titles, including the Miami Open in 2018 and the Atlanta Open five times (2013, 2014, 2015, 2017, 2018).

5. What is John Isner’s highest ranking?

John Isner’s highest ranking is No. 8, which he achieved in 2018.

6. How tall is John Isner?

John Isner is 6 feet 10 inches (2.08 m) tall.

7. What is John Isner’s playing style?

John Isner is known for his powerful serve, often reaching speeds over 150 mph (241 km/h). He also has a strong forehand and can be effective at the net.

8. Does John Isner have any endorsements?

Yes, John Isner has endorsements with several brands, including Nike, Wilson, and Rolex.

9. What is John Isner’s foundation or charity work?

John Isner founded the John Isner Foundation in 2011, which supports various charitable causes, including children’s health and education.

10. When was John Isner born?

John Isner was born on April 26, 1985.