Thelonious is a given name. Notable people with the name include:Fred Thelonious Baker English guitarist Thelonious Bernard French actor Thelonious Martin or King Thelonious, American Hip Hop record producer Thelonious Monk (1917–82), American jazz pianist Thelonious Sphere Monk III, known as T. S. Monk, son of Thelonious Monk
