Petros Shoujounian (born 1957) is an Armenian Canadian composer who focuses on orchestral, piano, chamber, and choral music.

[1] Shoujounian moved to Canada in 1976 and pursued studies at the Quebec Conservatory of Music under the famed Canadian composer Gilles Tremblay.

[1] Shoujounian has worked with numerous orchestras, such as I Musici de Montreal, NEM, Kitchener, London (Ontario) and Laval.

[4] In 2001, for the 1700th anniversary of the Christianization of Armenia, Shoujounian performed three pieces of ancient Armenian liturgical music.

The CD eventually received the Best Modern International Award by AMFA of Los Angeles in 1999.