Mary Cennamo Robison (born January 14, 1949, Washington, D.C.) is an American short story writer and novelist. She has published four collections of stories, and four novels, including her 2001 novel Why Did I Ever, winner of the 2001 Los Angeles Times Book Prize for fiction. Her most recent novel, released in 2009, is One D.O.A., One on the Way. She has been categorized as a founding "minimalist" writer along with authors such as Amy Hempel, Frederick Barthelme, and Raymond Carver.