Jean-Théodore Radoux (9 November 1835 – 20 March 1911) was a Belgian composer and bassoonist. In 1859 he won the Belgian Prix de Rome for his cantata Le Juif errant which he had composed earlier that year. His other compositions include 2 operas, an oratorio, 2 symphonic poems, an overture, several choral works and vocal art songs, and music for the church.
