Ashleigh Jacinta Barty is an Australian former professional tennis player and cricketer. She was the second Australian tennis player to be ranked world No. 1 in singles by the Women's Tennis Association (WTA), 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.

CoCo Vandeweghe is an American former professional tennis player. A former junior US Open champion and top 10 singles player, she won two WTA Tour titles, both at the Rosmalen Grass Court Championships. In 2017, she reached two major semifinals and the final of the WTA Elite Trophy to enter the top 10, reaching her career-high singles ranking of world No. 9 in January 2018. In addition, Vandeweghe twice reached the quarterfinals at Wimbledon in both 2015 and 2017. Vandeweghe also won one major doubles title, which she won at the 2018 US Open with partner Ashleigh Barty.