Lou Liberatore (born 1959) is an American actor.
A graduate of Fordham University, Liberatore made his New York City stage debut in the 1982 Circle Repertory Company production of Richard II. As a permanent member of the company he appeared in The Great Grandson of Jebediah Kohler, Black Angel, and As Is and Burn This,[1] both of which transferred to Broadway. The latter earned him both Tony and Drama Desk Award nominations for Best Featured Actor in a Play. He also appeared off-Broadway in Sight Unseen.
Liberatore's television credits include Tales of the City, Who's the Boss?, Sex and the City, Law & Order, and the made-for-TV movies If It's Tuesday, It Still Must Be Belgium, Original Sin, Baby Brokers, and Tom Clancy's Op Center. He also appeared in the film It's My Party.