Karel Angèle Antonius Willemen (born May 15, 1967 in Dongen) is a Dutch designer. He is mainly recognized for his contributions to the fantasy-themed amusement park Efteling, located in Kaatsheuvel in the Netherlands.

Front of the Flying Dutchman Coaster building

Willemen started at Efteling in 1988, after completing the Royal Academy for Arts and Design in Den Bosch, as a Senior Modeler, Sculptor and Decorator. In 2001 he moved completely to themes & design, and since 2005 he has been working as a Senior Designer for conceptual experience and theming.


  • Rides:
  • Other creations: