Mother, Tracy Austin, is former WTA World No. 1; father, Scott; brothers, Dylan and Sean.
Aunt, Pam and uncles, John and Jeff, also played pro tennis.
Played high school tennis at Palos Verdes High School and was No. 1 recruit in nation according to TennisRecruiting.net.
Four-time All-American at University of Southern Californiafrom 2017-20, also earning 2019 Pac-12 Singles Player of the Year honours.
Majored in business at USC.
Says that he has always wanted to fly a plane.
Wants to travel to Montana and Alaska, though neither hosts an ATP Tour event.
Hero is legendary martial artist Bruce Lee.
Underwent hand surgery in August 2021.
(UPDATED 30 JUNE 2025)
Son of former WTA World No. 1 Tracy Austin broke into Top 200 in 2023 and Top 100 at career-high No. 99 in June 2025, a week before making his Wimbledon main draw debut.
Defeated No. 12 Fritz in 2022 US Open 1R in tour-level debut as No. 303-ranked Q for biggest win of career and earned 2nd tour-level win at 2023 Australian Open as Q over Vukic.
Owns 86-66 Challenger record (2-3 in finals), capturing both titles earlier this season at Nonthanburi-3 and Bengaluru.
Four-time All-American at University of Southern California from 2017-20, also earning 2019 Pac-12 Singles Player of the Year honours.
Former Top-50 junior advanced to 2015 US Open boys’ doubles final w/R. Smith as WC (l. to Auger-Aliassime/Shapovalov).