• Mackenzie McDonald turned professional in 2016 after a successful collegiate career at UCLA.
• He won his first ATP singles title at the 2019 Los Cabos Open in Mexico.
• McDonald achieved his career-high ATP singles ranking of No. 48 on March 18, 2019.

• He reached the fourth round of the 2022 Australian Open, marking his best performance at a Grand Slam to date.
• Mackenzie is known for his exceptional speed and agility on the court, making him a formidable opponent.
• He was a junior champion at the 2016 USTA Boys’ 18s National Championships, which led to his professional debut.

• McDonald has a unique background as he was born in the United States to a Chinese father and a Filipino mother.
• He has played doubles alongside notable players, including his participation in mixed doubles at Grand Slam events.
• Mackenzie is an advocate for mental health awareness in sports, often speaking out about its importance.

• He graduated with a degree in sociology from UCLA, balancing academics with his tennis career.