Diane Pershing (born in Queens, New York) is an American romance novelist, television writer and voice actress.
She wrote episodes for the television series The Love Boat and What's Happening Now!!. Her work in romance novels includes Whispers and Lies, The Wish, and Cassie's Cowboy.
She is perhaps most well known for providing the voice of the villainess Poison Ivy on Batman: The Animated Series and its subsequent spin-offs. She has also lent her voice to series such as Inspector Gadget, Darkwing Duck, The New Adventures of Flash Gordon, The Centurions (as Crystal Kane), Dungeons & Dragons, She-Ra: Princess of Power and The Smurfs.