Cathleen Delany nació el 21 de julio de 1907 en Dublín, Irlanda. Fue una actriz, conocida por The Dead (1987), The Miracle (1991) y Attracta (1983). Murió el 19 de junio de 1997 en Dublín, Irlanda.
Delany was originally a singer who started her acting career in the early 1930s and found success at the Gate Theatre in Dublin. She later appeared in a number of character roles in film and television, most famously as Aunt Julia in John Huston's The Dead.