Kim Clijsters (kɪm klɛistərs, ; born June 8, 1983) is a retired Belgian tennis player. She is a former World No. 1 ranked player in singles and in doubles.

During her professional career, Clijsters won 34 WTA singles titles and 11 WTA doubles titles. She won the U.S. Open singles title in 2005 and the WTA Tour Championships singles title in 2002 and 2003. In doubles, she won the French Open and Wimbledon titles in 2003. Clijsters was twice a singles runner-up at the French Open and a one-time runner-up at the Australian Open, also reaching two Wimbledon singles semifinals. She announced her retirement with immediate effect on May 6, 2007. Kim's Diary-Thanks you 06-05-2007