Troian Avery Bellisario (born October 28, 1985) is an American actress and filmmaker. The daughter of producer Donald P. Bellisario and actress Deborah Pratt, she first appeared in her father's film Last Rites (1988), at age three. After graduating from the University of Southern California, Bellisario gained international attention for her portrayal of Spencer Hastings in the Freeform drama series Pretty Little Liars (2010–2017), for which she received various accolades. In film, Bellisario has received recognition for her performances in C.O.G. (2013), Feed (2017)—which she also wrote and produced—Clara (2018), and Where'd You Go, Bernadette (2019).
On television, Bellisario appeared in the television drama film Sister Cities (2016), the web series Lauren (2012–2013), and the police procedural series On Call (2025). Since 2016, she has been married to actor Patrick J. Adams, with whom she has two daughters. The couple appear together in Pretty Little Liars, Suits and Clara.
