Elise Mertens (Dutch pronunciation: [ˈmɛrtəns]; born 17 November 1995) is a Belgian professional tennis player. She is a former world No. 1 in doubles. Mertens is a three-time Grand Slam champion in doubles, having won the 2019 US Open and 2021 Australian Open partnering Aryna Sabalenka, and the 2021 Wimbledon Championships with Hsieh Su-wei. Mertens also finished runner-up at the 2022 Wimbledon Championships with Zhang Shuai. She became world No. 1 for the first time in May 2021, the third Belgian to hold the top ranking across both disciplines after Kim Clijsters and Justine Henin. Mertens has won 16 doubles titles on the WTA Tour, including the 2022 WTA Finals with Veronika Kudermetova, four at WTA 1000 level, and finished runner-up at the 2021 WTA Finals alongside Hsieh. (Source: Wikipedia.org, CC BY-SA)