Hanneke Ketelaars (born 17 April 1974) is a Dutch former professional tennis player.

[1] Ketelaars grew up in Mariaheide and would practise at a local tennis park run by her parents.

[2] Competing professionally in the 1990s, Ketelaars reached a best singles ranking of 186 and featured in the qualifying draw for the 1995 Australian Open.

Her only WTA Tour main draw appearance came as a doubles player at the 1993 Virginia Slims of Florida and she won two $25,000 ITF doubles titles during her career.

[3] Following her retirement from the tour in 1996 she continued to play in amateur competitions, winning two Indoor and two Outdoor national championships.