John Isner

Former Professional Tennis Player, ESPN Contributor, and Philanthropist

From marathon matches to monster serves, John Isner made his mark on tennis with 16 ATP titles and a decade in the Top 20.

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Bio

John Isner is an American former professional tennis player. Born in Greensboro, North Carolina, John grew up the youngest of three boys. Showing a passion for athletics at a young age he pursued both basketball and tennis.

John attended Walter Hines Page Senior High School where he helped lead the men’s tennis team to a state championship in 2001. He continued his tennis career by earning a scholarship to the University of Georgia in 2003. While attending the University of Georgia, Isner was ranked the top tennis player in the country on numerous occasions and reached the NCAA Men’s Singles Finals in 2007. After graduating in 2007, Isner turned professional and made his U.S. Open debut that fall.

During his 17-year professional career, John won sixteen ATP titles, was ranked in the ATP Top 10, and spent ten consecutive years in the ATP Top 20. At the 2010 Wimbledon Championships, Isner famously defeated Nicolas Mahut in the longest professional tennis match in history. The match lasted just over eleven hours and was played over the course of three days. Isner retired from professional tennis in 2023.

John is the President and Founder of the Isner Family Foundation, which he started with his wife, Madison, in 2020. The foundation has created an endowed fund, which provides financial support for families while their children are under the care of Children’s Health in Dallas, Texas. His charitable efforts in North Carolina also allowed him to donate the oncology waiting room at UNC Lineberger Comprehensive Cancer Center in honor of his mother, Karen, who battled Stage III Colon Cancer. Karen is now in remission.

John and Madison currently reside in Dallas, Texas with their four children, Hunter Grace, Hobbs, Mack, and Chapel.

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Contact us for speaking engagements for John Isner across North America, including the United States, Canada, and the Caribbean. Booking opportunities for John Isner are open for in-person, virtual, and hybrid events.

John Isner

Former Professional Tennis Player, ESPN Contributor, and Philanthropist

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