Namesakes
Ciarán the Elder
(m) ?-530 
Saints
Ciarán the Younger
(m) ?-556
Saints
Ciarán the Devout
(m) ?-870
Saints
Ciarán Bourke
(m) 1935-1988
Notable Musicians
Ciarán Hinds
(m) 1953-
Notable Actors and Entertainers (actor)
Ciaran Clark
(m) 1989-
Notable Athletes (soccer)