Leo Marchildon (born May 30, 1962 in Toronto, Ontario, Canada) is a film/theatre music composer and producer. His first commercial album, To Each is Given, based on inspirational poetry was released in 1998. He and co-writer Adam-Michael James teamed up to create the stage musical "The Nine Lives of L.M. Montgomery" based upon the life of the famed Canadian author. This production enjoyed two summer seasons 2008-2009 on Prince Edward Island, Canada, and is currently seeking to establish further productions on the mainland. He currently fashions custom musical arrangements for choirs and soloists and is music director/organist for St. Dunstan's Basilica in Charlottetown, PEI. He has French Canadian ancestry.