Olivia Kate Cooke (born 27 December 1993) is an English actress.
She is known for her starring role as Emma Decody in the A&E drama thriller series Bates Motel (2013–2017) and as Becky Sharp in the period drama miniseries Vanity Fair (2018).
Cooke has also starred in the horror film Ouija (2014), the comedy-drama film Me and Earl and the Dying Girl (2015), the period horror mystery film The Limehouse Golem (2016), the thriller film Thoroughbreds (2017), and the Steven Spielberg-directed science fiction film Ready Player One (2018).