Jay Olcutt Sanders (born April 16, 1953) is an American film, theatre and television actor and playwright. He frequently appears in plays off-Broadway at The Public Theatre. He has received a Drama Desk Award and a New York Drama Critics' Circle Award.

Sanders made his off-Broadway debut in a Shakespeare in the Park production of Henry V in 1976. He originated the role of Bradley in Sam Shepard's Buried Child (1978). He made his Broadway debut in the play Loose Ends (1979). He returned to Broadway in The Caine Mutiny Court-Martial (1983), Saint Joan (1993), Pygmalion (2007), Girl from the North Country (2020), and Purlie Victorious (2023).