Diede de Groot
Diede de Groot (born 19 December 1996) is a Dutch professional wheelchair tennis player who is the current world No. 1 in both singles and doubles. De Groot is a 37-time major champion, having won 20 titles in singles and 17 in doubles. De Groot is currently on a long winning streak in singles, with her most recent defeat being in February 2021 to Yui Kamiji. During this streak she achieved the first calendar-year Super Slam in tennis history by winning all four major titles, the Paralympic gold medal, and the Wheelchair Tennis Masters title in women's singles in 2021. The following year, she became the first player in any discipline of tennis to "defend" the Grand Slam and win all four majors in two consecutive years, and did so yet again in 2023. During the 2023 French Open de Groot surpassed 100 consecutive singles match wins. In doubles, de Groot also completed the Grand Slam in 2019, partnering Aniek van Koot. Apart from her major titles, de Groot has won multiple Wheelchair Tennis Masters titles between 2016 and 2018 in both singles and doubles, as well as gold medals in both disciplines at the 2020 Tokyo Paralympics. She was