Biography
Sian Clifford is an English actress. She trained at the Royal Academy of Dramatic Art, graduating in 2006.
She is best known for playing Claire in the BBC comedy-drama series Fleabag (2016–2019), for which she won the BAFTA TV Award for Best Female Comedy Performance and received a Primetime Emmy nomination. Other television roles include Martha Crawley in Vanity Fair (2018) and Diana Ingram in Quiz (2020). Film credits include See How They Run (2022), The Duke (2021), Young Woman and the Sea (2024) and The Ballad of Wallis Island (2025) as Amanda.
Her stage work includes Consent at the Harold Pinter Theatre, Pains of Youth at the National Theatre and The Road to Mecca at the Arcola Theatre.
