Namesakes
Eva Cassidy
(f) 1963-1996 
Notable Musicians
David Cassidy
(m) 1950-2017
Notable Actors and Entertainers (actor)
Notable Musicians
Joanna Cassidy
(f) 1944-
Notable Actors and Entertainers (actor)
Raffey Cassidy
(f) 2001-
Notable Actors and Entertainers (actor)
Raquel Cassidy
(f) 1968-
Notable Actors and Entertainers (actor)
Shaun Cassidy
(m) 1958-
Notable Actors and Entertainers (actor)
Notable Musicians
Sonya Cassidy
(f) c. 1986-
Notable Actors and Entertainers (actor)
Orlagh Cassidy
(f) 1968-
Notable Actors and Entertainers (actor)