Wendy Jane Crewson (born May 9, 1956) is a Canadian actress and producer.
In 1991, Crewson appeared in her first breakthrough role in the feature film The Doctor and in later years appeared in films, such as The Good Son (1993) as Macaulay Culkin's mother, The Santa Clause (1994) and its two sequels The Santa Clause 2 (2002) and The Santa Clause 3: The Escape Clause (2006) as Tim Allen's ex-wife, To Gillian on Her 37th Birthday (1996) asPeter Gallagher's unfortunate blind date, and Air Force One (1997) as Harrison Ford's First Lady Grace Marshall.
On television, Crewson starred of the Canadian series ReGenesis as Dr. Rachel Woods from 2007 to 2008, and on Saving Hope as Dr. Dana Kinny in 2012. She also guest starred in the first eight episodes of the third season of 24, playing Dr. Anne Packard, personal physician and love interest to the President. She also appears in the second season of the ABC's primetime soap opera Revenge from 2012 to 2013.
Crewson was born in Hamilton, Ontario, the daughter of June Doreen (née Thomas) and Robert Binnie Crewson. She attended Queen's University in Kingston, Ontario, where she won the prestigious Lorne Greene Award for outstanding work in the theater. She then studied at the Webber Douglas Academy of Dramatic Art in London. She was married to actor Michael Murphy in 1988 and they have two children. They divorced in January 2009.