Synnøve Karlsen (UK: ) (born 30 July 1996) is a British actress best known for playing Clarice Orsini in the historical drama series Medici, Holly McStay in the BBC thriller series Clique, Jocasta in the 2021 Edgar Wright psychological horror film Last Night in Soho and young Cassandra Austen, the titular role in the limited-run series Miss Austen.
