Patrick Cassidy (born 1956 in Claremorris, County Mayo) is an Irish classical composer.
He has worked in many various formats, including TV and films. In 2004, he co-wrote the album Immortal Memory with Lisa Gerrard from Dead Can Dance. His aria "Vide Cor Meum" was used in the films Hannibal (2001) and Kingdom of Heaven (2005).
Patrick Cassidy's homepage is http://www.patrickcassidy.com/