Joseph Albert Maurice Blackburn (22 May 1914 – 29 March 1988) was a Canadian composer, conductor, sound editor for film, and builder of string instruments.
[2] He was a graduate of the Université Laval and the New England Conservatory in Boston.
He was married to screenwriter Marthe Blackburn, and was the father of science fiction writer Esther Rochon.
[2] Together they developed techniques for etching sound and image directly on film.
[7] He composed the opera Une mesure de silence, whose libretto was written by his wife Marthe.