Ana Celia de Armas Caso ([ˈana ˈselja de ˈarmas ˈkaso]; born 30 April 1988) is a Cuban-Spanish actress. She began her career as a teenager in her home country of Cuba and most notably had a leading role in the romantic drama Una rosa de Francia (2006). At the age of 18, she moved to Madrid, Spain and starred in the popular teen drama El Internado for six seasons from 2007 to 2010.
After moving to Los Angeles, de Armas had English-speaking roles in the erotic thriller Knock Knock (2015) and the comedy-crime film War Dogs (2016), and had a supporting role in the sports biopic Hands of Stone (2016). She rose to prominence with her role as a holographic AI projection in the science fiction film Blade Runner 2049 (2017). Her performance as a nurse in the mystery film Knives Out (2019) was nominated for the Golden Globe Award for Best Actress in a Comedy or Musical.