Kim Antonie Lode Clijsters ( born 8 June 1983) is a Belgian professional tennis player. As of 7 November 2011, Clijsters is ranked No. 13 in singles. Clijsters is a former World No. 1 in both singles and doubles.
Clijsters has won 41 WTA singles titles and 11 WTA doubles titles. She has won four Grand Slam singles titles: three at the US Open, in 2005, 2009 and 2010 and one at the Australian Open in 2011. She has also been runner-up in four Grand Slam singles tournaments, and won the WTA Tour Championships singles title in 2002, 2003 and 2010. In doubles, she won the French Open and Wimbledon titles in 2003. Clijsters announced her retirement with immediate effect on 6 May 2007, but almost two years later, on 26 March 2009, she publicly declared her intent to return to the WTA tour for the 2009 summer hard court season. In only her third tournament back, she won her second US Open title, becoming the first unseeded player and wildcard to win the tournament, and the first mother to win a major since Evonne Goolagong in 1980.
In June 2011, TIME magazine named her one of the "30 Legends of Women's Tennis: Past, Present and Future".
According to Forbes in August 2011, she became the fifth highest-paid female athlete over the past year.
Clijsters was born on 8 June 1983, in Bilzen, Limburg, in the Flemish Region of Belgium. She is the daughter of Lei Clijsters, a former international footballer, and Els Vandecaetsbeek, a former national gymnastics champion. Lei Clijsters died of skin cancer on 4 January 2009. Clijsters says that she inherited footballer's legs from her father and a gymnast's flexibility from her mother. Kim's younger sister Elke finished 2002 as the ITF World Junior Doubles champion and retired in 2004 after back injuries.
In December 2003, Clijsters announced her engagement to Australian Lleyton Hewitt, but their relationship ended in October 2004. Clijsters is still affectionately nicknamed "Aussie Kim" by Australians. In October 2006, Clijsters announced her engagement to American basketball player Brian Lynch, who is based in Clijsters' hometown of Bree. In an interview with Sportweekend (a sports programme on Belgian Flemish television), Clijsters said that she was retiring to start a family. Clijsters and Lynch married privately on 13 July 2007, at 6 am at the Bree city hall. She was married by the mayor, with sister Elke, Lynch's brother Pat Lynch, and both sets of parents present.
Clijsters gave birth to a daughter on 27 February 2008, at 1:35 pm at the Vesalius hospital in Tongeren, Belgium
From : www.wikipedia.org