Harry Dean (22 February 1879 – 30 October 1955) was a Canadian conductor, pianist, organist, and music educator of English birth. He was a particularly influential figure within the field of music education in Halifax, notably founding the Maritime Academy of Music and the . Among his important students were Howard Brown, Harold Hamer, Georges and Carl Little, Gordon MacPherson, Jocelyn Pritchard, and Marguerita Spencer.