Thelonious Bernard is a former French actor. In 1979, he starred opposite Laurence Olivier and Diane Lane in A Little Romance, a film about a romance between two young teenagers in France. His only other film role was in Yves Boisset's Allons z'enfants in 1981.
He subsequently chose not to remain in the film industry but to continue higher education. He lives in Nantes where he practices as a dentist.