Paul Rudnick (born 29 December 1957) is an American playwright, screenwriter and novelist. His plays include I Hate Hamlet, Jeffrey, The Most Fabulous Story Ever Told, Valhalla and The New Century. He also wrote for Premiere magazine under the pseudonym Libby Gelman-Waxner.

Rudnick grew up in Piscataway Township, New Jersey. He is Jewish and openly gay.