Brittany Anne Snow (born March 9, 1986) is an American actress, producer, director and singer.

Snow began her career as Susan "Daisy" Lemay on the CBS series Guiding Light (1998–2002) for which she won a Young Artist Award for Best Young Actress and was nominated for two other Young Artist Awards and a Soap Opera Digest Award. She then played the protagonist Meg Pryor on the NBC series American Dreams (2002–05) for which she was nominated for a Young Artist Award and three Teen Choice Awards.

Her subsequent television roles have included Ariel Alderman on Nip/Tuck (2005) and Jenna Backstrom on Harry's Law (2011). Her film roles include Kate Spencer in John Tucker Must Die (2006), Amber Von Tussle in Hairspray (2007), Donna Keppel in Prom Night (2008), Emma Gainsborough in The Vicious Kind (2009), and Chloe Beale in the musical comedies Pitch Perfect (2012), Pitch Perfect 2 (2015), and Pitch Perfect 3 (2017).

Snow is also the co-creator of the Love is Louder movement, a project dedicated to stop bullying in schools.