Martina Hingis is a Swiss former professional tennis player. She is the first Swiss player, male or female, to win a Grand Slam and attain a No. 1 ranking. She spent a total of 209 weeks as the singles world No. 1 and 90 weeks as doubles world No. 1, holding both No. 1 rankings simultaneously for 29 weeks. She won 5 Grand Slam singles titles, 13 Grand Slam women's doubles titles, winning a calendar-year women's doubles Grand Slam in 1998, and 7 Grand Slam mixed doubles titles, for a combined total of 25 major titles. In addition, she won the season-ending WTA Finals two times in singles and three times in doubles, an Olympic silver medal, and a record 17 Tier I singles titles.
Patty Schnyder is a Swiss retired tennis player. A former top 10 player in singles, she twice defeated a reigning world No. 1 player in her career: Martina Hingis at the 1998 Grand Slam Cup and Jennifer Capriati at the Family Circle Cup in 2002. In addition, she has notable wins over former number ones Lindsay Davenport, Serena Williams, Arantxa Sánchez Vicario, Steffi Graf, Kim Clijsters, Justine Henin, Amélie Mauresmo, Maria Sharapova, Jelena Janković, Ana Ivanovic and Caroline Wozniacki.
Mirjana Lučić-Baroni is a retired Croatian professional tennis player. She enjoyed a meteoric rise on the WTA Tour in the late 1990s, during which she set several "youngest-ever" records. She captured the women's doubles title at the 1998 Australian Open when she was 15 years old, partnered with Martina Hingis. She also won the first ever professional tournament she entered, the 1997 Croatian Ladies Open, and defended it the following year at age 16, making her the youngest player in history to successfully defend a title. She then reached the semifinals of the 1999 Wimbledon Championships, beating world No. 4 Monica Seles and eighth seed Nathalie Tauziat, the previous year's finalist, before she lost to Steffi Graf in three sets. Following a series of personal problems from 2000 onwards, she faded from the scene.
Monique Alicia Javer is an American-born former professional tennis player who represented Great Britain and was at one time the British number 1. She turned professional in 1985 and played her final professional match in 2000. During the course of her career she won one WTA singles title, reached four WTA semifinals and reached a career-high singles ranking of world No.56. She also represented Great Britain at the 1992 Barcelona Olympics.
Latisha Chan, formerly known by her Chinese name Chan Yung-jan, is a Taiwanese professional tennis player who is a former world No. 1 in doubles.She has won 33 WTA Titles in doubles, including a Grand Slam title at the 2017 US Open alongside Martina Hingis, as well as 9 at WTA 1000 level. Chan also finished runner-up at three other Grand Slam events: the Australian Open in 2007 and 2015, and the 2007 US Open. In mixed doubles, she has won three Grand Slam titles: the 2018 French Open, 2019 French Open, and 2019 Wimbledon Championships, all with Ivan Dodig.Highlights of her singles career include reaching the semifinals at the 2006 Japan Open and the final at the Bangkok Open in 2007. She reached her career-high singles ranking of No. 50 on 11 June 2007, and became world no. 1 in doubles on 23 October 2017, the second Taiwanese player to do so, after Hsieh Su-wei. She again topped the doubles rankings on 13 August 2018, and has spent a total of 34 weeks as world No. 1.
Julia Glushko is an Israeli retired tennis player.
Johanna Larsson is a Swedish former tennis player. She won two singles and 14 doubles titles on the WTA Tour, as well as 13 singles and 17 doubles titles on the ITF Women's Circuit. Her career-high WTA rankings are No. 45 in singles, achieved in September 2016, and No. 20 in doubles, set on 30 October 2017.
Pauline Parmentier is a retired French tennis player.
Andrea Sestini Hlaváčková is a former professional tennis player from the Czech Republic. She reached WTA singles ranking No. 58, in September 2012. Her career-high doubles ranking is world No. 3, achieved on 22 October 2012. Hlaváčková has won two Grand Slam doubles titles: the 2011 French Open and the 2013 US Open, both times partnered with Lucie Hradecká. Together with Tímea Babos, Hlaváčková won 2017 WTA Finals. She was also part of the victorious Czech team in 2014 Fed Cup and won the mixed-doubles title at the 2013 US Open paired with Max Mirnyi. Her elder sister is retired professional tennis player Jana Hlaváčková.
Aleksandra Krunić is a Serbian professional tennis player. On the WTA Tour, she has won one singles title, five doubles titles and one WTA 125K series singles title. In June 2018, she reached her best singles rankings of world No. 39. On 30 September 2019, she peaked at No. 35 in the doubles rankings.
Irina-Camelia Begu is a Romanian professional tennis player. She reached a career-high singles ranking of No. 22 in the world, in August 2016. Two years later, she reached her highest WTA doubles ranking, also No. 22. Begu has won four singles titles and nine doubles titles on the WTA Tour. She also has won one singles title on the WTA 125K series, as well as 12 singles and 19 doubles titles on the ITF Circuit.
Heather Miriam Watson is a British professional tennis player and former British No. 1. She has won nine titles over her career, including the mixed-doubles title at the 2016 Wimbledon Championships with Henri Kontinen, which made her the first British woman to win a Grand Slam title since Jo Durie in 1991, and the first to win a Wimbledon title since Durie in 1987. In October 2012, Watson won her first WTA singles title at the Japan Open, becoming the first British woman to win a WTA singles title since Sara Gomer in 1988.
Tímea Babos is a Hungarian professional tennis player. She has a career-high singles ranking of No. 25 by the Women's Tennis Association (WTA). She gained world No. 1 in the doubles rankings, becoming the first Hungarian player to reach the top of the WTA rankings in either singles or doubles. She has won three singles and 24 doubles titles on the WTA Tour, as well as one singles and one doubles title at tournaments of the WTA 125K series, and twelve singles and nine doubles titles on the ITF Circuit.
Laura Natalie Siegemund is a German professional tennis player.
Ashleigh Barty is an Australian professional tennis player and former cricketer. She is ranked No. 1 in the world in singles by the Women's Tennis Association (WTA) and is the second Australian WTA singles No. 1 after fellow Indigenous Australian player Evonne Goolagong Cawley. She has also been a top 10 player in doubles, having achieved a career-high ranking of No. 5 in the world. Barty has won thirteen singles titles and eleven doubles titles on the WTA Tour, including two Grand Slam singles titles, the 2019 French Open and 2021 Wimbledon Championships, and one Grand Slam doubles title at the 2018 US Open with partner CoCo Vandeweghe.
Belinda Bencic is a Swiss professional tennis player. She has a career-high ranking of No. 4 by the Women's Tennis Association (WTA) which she achieved in February 2020. Bencic has won five singles titles, including a gold medal at the 2020 Tokyo Olympics, and two doubles titles on the WTA Tour.
Fiona Ferro is a French professional tennis player born in Belgium.
Marta Olehivna Kostyuk is a Ukrainian tennis player.
Martina Trevisan is an Italian tennis player. She is the younger sister of Matteo Trevisan who is a professional tennis player on the ATP World Tour.
Caroline Dolehide is an American professional tennis player. She achieved a career-high ranking of No. 102 in the world during the summer of 2018. Her best performance on the WTA Tour came in doubles at the 2019 US Open, where she reached the semifinals with compatriot Vania King. Dolehide has a career-high doubles ranking of No. 25 in the world. She has won 15 International Tennis Federation (ITF) titles, six in singles and nine in doubles.
West Germany 
