Australian former professional tennis player Ash Barty was the second Australian tennis player to be ranked world No. 1 in singles, holding the ranking for 121 weeks overall. She was also a top-10 player in doubles, having achieved a career-high ranking of No. 5 in the world.
Barty is a three-time Grand Slam singles champion, claiming titles at the 2019 French Open, the 2021 Wimbledon Championships, and the 2022 Australian Open. She is also a major doubles champion, having won the 2018 US Open with CoCo Vandeweghe. Barty won 15 singles titles and 12 doubles titles on the WTA Tour.