Elke Clijsters (born 18 January 1985 in Bilzen) is a former professional female tennis player from Belgium.
Born in Bilzen, Bree, the daughter of Belgian football player Lei Clijsters (1956–2009) and sister of former World No. 1 Kim Clijsters (born 1983). In 2002, Elke won the girls' Wimbledon Championships doubles title with Barbora Záhlavová-Strýcová and the girls' U.S. Open doubles title with compatriot Kirsten Flipkens. Her highest was no. 483, a ranking she achieved on 15 September 2003. She played in the Belgium Fed Cup team in 2002, 2003 and 2004, losing all four matches, of which one was a singles match. In 2004, she reached the finals of two ITF singles tournaments, winning the one in Bournemouth. In the same year, she also reached the finals of two ITF doubles tournaments, of which she won one. She retired in 2004 due to a persistent back injury.