Veronika Eduardovna Kudermetova is a Russian professional tennis player. She has a career-high singles ranking of world No. 9, achieved on 24 October 2022, and a best WTA doubles ranking of No. 2, reached on 6 June 2022. She also has won three WTA 1000 titles, and won the 2022 WTA Finals with Elise Mertens. In addition, she reached the doubles final of Wimbledon in 2021, with Elena Vesnina.

Sofia Anna "Sonya" Kenin is an American professional tennis player. She has a career-high ranking by the WTA of No. 4 in the world, which she achieved on March 9, 2020. She was the 2020 WTA Player of the Year, an award she earned by winning the 2020 Australian Open and finishing runner-up at the 2020 French Open. Kenin has won another four singles and four doubles titles on the WTA Tour, including the 2019 China Open and 2024 Miami Open at the WTA 1000-level with Bethanie Mattek-Sands.