Susie Frances Riley was born in Toronto of
Irish-
Canadian ancestry, the daughter of John Byron Riley. She studied music with Frederic Boscovitz, at a private school for girls in Toronto, and later in
Montreal. who was the organist of St. George's Church in Montreal. The couple had a son and a daughter. The Harrisons lived in Ottawa in 1883, when Susie Harrison composed the song "Address of Welcome to Lord Lansdowne" to celebrate the first public appearance of the new
Governor General, the
Marquess of Lansdowne. Her
String Quartet on Ancient Irish Airs, is likely the first string quartet composed in Canada by a woman. In 1896 and 1897, she presented a series of well-received lectures in Toronto on "The Music of French Canada. During the 1900s she contributed to and edited the Conservatory's publication
Conservatory Monthly, and contributed to its successor
Conservatory Quarterly Review. She wrote the article on "Canada" for the 1909
Imperial History and Encyclopedia of Music. In addition, she wrote at least six books of poetry, and three novels. ==Writing==