Pierre Mercure (1927-1966) was a prominent Canadian composer known for his contributions to contemporary classical music. A member of the Société de musique contemporaine du Québec, Mercure's work is characterized by its innovative use of instrumentation and incorporation of various musical styles, including serialism and neoclassicism. Notable works include "Concerto for Piano and Orchestra" (1959), which showcased his ability to blend traditional forms with modern techniques, and "Cinq mouvements" (1962), celebrated for its rhythmic complexity and intricate textures. Mercure also composed music for theater, film, and television, expanding his influence beyond the concert hall. His impact on music extended to education; Mercure was instrumental in promoting contemporary music in Canada and mentoring young composers. He was a key figure in the development of the Canadian music scene during the mid-20th century, advocating for the integration of Canadian themes into classical music. His untimely death at 39 cut short a promising career, but his legacy endures through his innovative compositions and contributions to the advancement of music in Canada.