Karen Young (born 29 September 1958) is an American actress.

Born in Pequannock Township, New Jersey, Young studied at Rutgers University. After graduation she moved to New York City and became an actress, appearing in such films as 9½ Weeks, Jaws: The Revenge, Daylight, Mercy and Hoffa. Her ex-husband is Tom Noonan. Young portrayed FBI Agent Robyn Sanseverino on The Sopranos and has portrayed various characters for the Law & Order franchise.