Bonnie Aarons (born September 9, 1960) is an American actress. She is best known for her roles as the Nun, a personification of the demon Valak, in The Conjuring Universe (2016–present), starring in The Conjuring 2 (2016), The Nun (2018) and The Nun II (2023). Other roles include The Bum in Mulholland Drive (2001), Baroness Joy von Troken in The...