Elise Mertens turned professional in 2013, making her main-draw debut in doubles at the 2015 Copa Colsanitas. Having trained at the Kim Clijsters Academy from 2015 until its closure in 2022, she quickly advanced, achieving her first significant WTA title in doubles at the 2016 Auckland Open. In 2017, Mertens secured her first WTA Tour singles title at the Hobart International, breaking into the WTA Top 100. The 2018 season marked a pivotal moment, as she became the first woman to win back-to-back Hobart titles and reached her first Grand Slam singles semifinal at the Australian Open.
On May 10, 2021, Mertens ascended to World No. 1 in women’s doubles, becoming only the third Belgian to hold a top ranking. Later that year, she clinched the 2021 Wimbledon Championships women’s doubles title with Hsieh Su-wei. Mertens has also represented Belgium in prestigious team competitions, including the Billie Jean King Cup and the Olympic Games.
Mertens’ doubles dominance persisted, highlighted by her 2022 WTA Finals doubles title with Veronika Kudermetova. She continued her impressive run into 2023, securing the Italian Open doubles title alongside Storm Hunter. Her consistent top-tier play saw her return to World No. 1 in doubles in September 2023.
The 2024 season brought further Grand Slam success, as Mertens partnered again with Hsieh Su-wei to win the Australian Open women’s doubles title, followed by a victory at the 2024 Indian Wells Open doubles title. In 2025, Mertens clinched her fifth major doubles title at the Wimbledon Championships with Veronika Kudermetova. She also demonstrated her prowess in singles, winning the 2025 Libéma Open singles title. With a career marked by sustained excellence, Elise Mertens continues to be a top contender on the professional tennis circuit, consistently delivering high-level performances across both singles and doubles events.