Diede de Groot

Diede de Groot (; born 19 December 1996) is a Dutch professional wheelchair tennis player who was world No. 1 in both singles and doubles.

De Groot is a 43–time major champion, having won a record 24 titles in singles and 19 in doubles. De Groot had a three-year, 145-match, winning streak in singles, from a defeat in February 2021 to Yui Kamiji until a defeat in May 2024 to Li Xiaohui. 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. At the 2026 French Open, she became the first player ever to achieve the sextuple career Grand Slam.

In doubles, de Groot 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 part of the Dutch team that won the World Team Cup on eight occasions between 2011 and 2019.

Career Early years De Groot was born with unequal leg length and began her wheelchair tennis career at age seven. She started playing on the ITF Wheelchair Tennis Tour in 2009 as a junior player. During her time with the ITF, De Groot won the Cruyff Foundation Junior Masters in 2013 in singles and doubles. The following year, she won the 2014 Junior Masters in doubles.

She has also appeared at the BNP Paribas World Team Cup in consecutive years from 2011 to 2019. At the World Team Cup, De Groot started as a junior in 2011 before competing a world team competitor in 2012. After placing in the quarterfinals at the Australian Open and the 2017 French Open, de Groot won her first Grand Slam title at the 2017 Wimbledon Championships. She ended the 2017 Grand Slam tournaments with a finals finish at the 2017 US Open. At the start of 2018, she won the 2018 Australian Open and appeared at the final of the 2018 French Open. For the remaining Grand Slams of 2018, De Groot won the women's singles division at the 2018 Wimbledon Championships and her first US Open singles title at the 2018 US Open. In 2019, de Groot rewon the Australian Open title in singles competition at the 2019 Australian Open. At the 2019 French Open, de Groot completed her career Grand Slam when she won her first French Open singles title. Her French Open title also made de Groot the first wheelchair tennis player to complete a Non-calendar year Grand Slam (win all four Grand Slam singles events in a row, but not in the same year). At the 2019 Wimbledon Championships, de Groot ended her back to back singles wins when she was defeated by Aniek van Koot in the final. In 2021, she won the Wimbledon Single Ladies Wheelchair championship.

In doubles, De Groot was a runner up in the 2017 Australian, French and Wimbledon championships. De Groot became the first woman in wheelchair tennis to win both the women's singles and doubles events at Wimbledon in July 2018. She won her second US Open doubles title at the 2018 US Open alongside Yui Kamiji. At the 2019 Australian Open, De Groot won her first Australian doubles title with Aniek van Koot alongside her singles title in January 2019. At the following Grand Slams, De Groot and Van Koot won the 2019 doubles titles at the French Open and Wimbledon.

In Masters competitions, De Groot won the 2017 and 2018 Wheelchair Tennis Masters in women's singles. Competing in doubles, she won the 2016 Wheelchair Doubles Masters with Lucy Shuker and the 2017 Wheelchair Doubles Masters alongside Marjolein Buis.

2021: Paralympics gold medals and calendar year Super Slam In 2021, De Groot earned the calendar year Super Slam, winning singles titles in the Australian Open, French Open, Wimbledon, US Open, the singles gold medal at the 2020 Summer Paralympics and the singles titles in the Wheelchair Tennis Masters.

2023: European Para Championships champion

De Groot won the singles title at the 2023 European Para Championships in Rotterdam, Netherlands, defeating compatriot Aniek van Koot in two sets.

2024: Sixth Australian Open singles title and more Paralympic medals

De Groot won her sixth Australian singles title at the 2024 Australian Open, defeating Kamiji in the final in straight sets. It was her 21st singles title at a Grand Slam tournament, equaling a record set by compatriot Esther Vergeer.

De Groot won silver medals in both women's singles and doubles, partnering with Aniek van Koot , at the 2024 Summer Paralympics.

2026: Sixth French Open singles title and sixth career grand slam, Australian Open and Wimbledon runner up Playing at the 2026 Australian Open, de Groot was runner up at the singles tournament, being defeated in two sets by Chinese Li Xiaohui at the final.

At the 2026 French Open, de Groot won her sixth title on wheelchair women's singles after defeating Ksenia Chasteau in two sets at the final, which also marked the sixth time she achieved the singles career slam.

At the 2026 Wimbledon Championships, de Groot was runner up at the singles tournament, being defeated in a double bagel by japanese Yui Kamiji at the final.

Awards and honors

In 2018, de Groot was named ITF World Champion in women's wheelchair tennis. The following year, she was nominated for the Laureus World Sports Award for Sportsperson of the Year with a Disability in 2019. In 2019, 2021, 2022 and 2023 she was again named ITF World Champion.

In 2024, de Groot was awarded the Laureus World Sports Award for Sportsperson of the Year with a Disability, recognizing her outstanding achievements.

Career statistics

Grand Slam performance timelines

Wheelchair singles

Wheelchair doubles Tournament 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 Career SR Career SR % Australian Open F F W F W W W W A SF5 / 9 French Open SF W W W W W F W QF SF6 / 10 Wimbledon F W W NH SF F W F SF SF3 / 9 US Open W W W F W W F NH F5 / 8

Grand Slam tournament finals

Wheelchair singles: 29 (24 titles, 5 runner-ups)

Wheelchair doubles: 28 (19 titles, 9 runner-ups)