Frank van Harmelen is a professor in Knowledge Representation & Reasoning in the Computer Science department (Faculty of Science) at the Vrije Universiteit Amsterdam.

After studying mathematics and computer science in Amsterdam, he moved to the Department of AI in Edinburgh, where he was awarded a PhD for his research on meta-level reasoning.

In 1995 he joined the AI research group at the Vrije Universiteit Amsterdam, where he now leads the Knowledge Representation and Reasoning Group.