Wendy Crewson (born May 9, 1956) is a Canadian actress known for her versatile performances in film and television. She has had a prolific career spanning several decades, appearing in a wide range of roles across various genres. Crewson has starred in numerous popular movies, including The Good Son (1993), The Santa Clause series (1994 - 2006), Air Force One (1997), Bicentennial Man (1999), What Lies Beneath (2000), Room (2015), and On the Basis of Sex (2018).

She has acted in many television movies and series such as 24 (2003), Saving Hope (2012 - 2017), and Tracker (2024 - 2025).