Charlotte Murphy (born 30 November 1987) is an Irish actress best known for her role as Ann Gallagher in the BBC series Happy Valley (2014–2023). She won the Irish Times Irish Theatre Award for her performance of Eliza Doolittle in Pygmalion by George Bernard Shaw at the Abbey Theatre. She was nominated for Best Actress in a Play at the 2019 WhatsOnStage Awards for her performance as Mairead in The Lieutenant of Inishmore by Martin McDonagh, directed by Michael Grandage.