Erin Cressida Wilson (born February 12, 1964) is an American playwright, screenwriter, professor, and author.
Wilson is known for the 2002 film Secretary, which she adapted from a Mary Gaitskill short story. It won her the Independent Spirit Award for Best First Screenplay.
She also wrote the screenplay for the 2006 film Fur: An Imaginary Portrait of Diane Arbus, and has authored dozens of plays and short works.
She has taught at Duke University and Brown University. As of August, 2008, Wilson was a Professor in the Department of Theater and Dance at UC Santa Barbara.
She also wrote the screenplay for the erotic thriller Chloe, theatrically released by Sony Pictures Classics on March 26, 2010. The film had enjoyed commercial success and became director Atom Egoyan's biggest moneymaker ever.