Charles "Richard" Arthur Catlow FRS (born 24 April 1947) is a British chemist, and professor at University College London. Previously, he was Director of the Davy Faraday Research Laboratory, and Wolfson Professor of Natural Philosophy at the Royal Institution.
He earned a BA Hons in 1970, and DPhil in 1974, from University of Oxford.
In December 2014 he was the winner of the Gerhard Ertl Lecture at the Fritz-Haber-Institut in Berlin.