Mackenzie McDonald | Bio | ATP Tour

Nickname is Mackie.
Began playing tennis at age 3 with his dad.
Father, Michael, is an oral surgeon; mother, Vivian Young; sister, Dana Jones, was a gymnast and graduated from UCLA.
Coached as a young child by Rosie Bareis, then by former Top 10 player Wayne Ferreira from age of 11.
Attended Piedmont High School in California --same high school as former World No. 4 Brad Gilbert.
Played college tennis at UCLA (2014-16), winning 2016 NCAA singles and doubles titles before turning pro. Finished 2016 college season as No. 1 singles and doubles player in nation.
If he wasn't playing on tour, he would be finishing his studies at UCLA.
Favourite shot is forehand, surface is hard court and tournament is US Open.
Idolised Roger Federer, NBA legend Kobe Bryant and former UCLA basketball coach John Wooden growing up.
Big fan of Golden State Warriors (NBA).
Underwent right hamstring surgery in June 2019. Voted ATP Comeback Player of the Year by his fellow players in 2021.

(UPDATED 24 MAY 2025)

Broke into Top 50 in February 2022 and achieved career-high No. 37 in October 2023 after undergoing right hamstring surgery in 2019 and falling out of Top 250 in 2020.
Defeated former champions Kyrgios and Nishikori en route to 1st ATP Tour final at 2021 Washington, then won 1st ATP Tour title in doubles at 2022 Tokyo w/Melo.
Upset defending champion and World No. 2 Nadal in 2023 Australian Open 2R for biggest win of career and No. 7 Rublev en route to 1st ATP Masters 1000 QF at 2023 Toronto.
Advanced to 2018 Wimbledon 4R as No. 103 and 2021 Australian Open 4R as No. 192, becoming lowest-ranked player in Australian Open 4R since No. 248 Canas in 2004.
Qualified for 2013 ATP Masters 1000 Cincinnati at age 18 by defeating USC legend Johnson, then went on to win 2016 NCAA singles and doubles titles for UCLA.