Charlotte Murphy (born 30 November 1987) is an Irish actress, best known for the role of Ann Gallagher in the BBC series Happy Valley (2014–2023).

She won the Irish Times Irish Theatre Award for her performance as Eliza Doolittle in George Bernard Shaw's Pygmalion at the Abbey Theatre.

She was nominated for the 2019 WhatsOnStage Award in the category Best Actress in a Play for the role of Mairead in Martin McDonagh's The Lieutenant of Inishmore, directed by Michael Grandage.