Kerry Condon (born January 9, 1983) is an Irish actress. She was the youngest actress to play Ophelia in a Royal Shakespeare Company production of Hamlet (2001–2002). She has since played Octavia of the Julii in Rome (2005–2007), Stacey Ehrmantraut in Better Call Saul (2015–2022), and has voiced the artificial intelligence entity F.R.I.D.A.Y. in various films in the Marvel Cinematic Universe.

Condon has collaborated with Martin McDonagh in the plays The Lieutenant of Inishmore (2001) and The Cripple of Inishmaan (2009), and the films Three Billboards Outside Ebbing, Missouri (2017) and The Banshees of Inisherin (2022). For her performance in the lattermost, she received nominations for the BAFTA and Academy Award for Best Supporting Actress.