Tracy Jo Pollan (born June 22, 1960) is an American actress and author. She is known for playing Ellen Reed on the NBC sitcom Family Ties (1985–1987) and Harper Anderson on the crime drama series Law & Order: Special Victims Unit (2000), for which she received a Primetime Emmy Award nomination.

Pollan married actor and activist Michael J. Fox in 1988, and has since occasionally acted. In film, she has starred in the dramas Baby It's You (1983) and Promised Land (1987), the tragedy Bright Lights, Big City (1988) and the crime drama A Stranger Among Us (1992). Her other television credits include two episodes of Spin City (1997–1998) and TV films such as First to Die (2003), Natalee Holloway (2009) and Justice for Natalee Holloway (2011).

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