
Pamela Lillian Isley, mainly known by her supervillain name Poison Ivy, is a major villain from DC Comics. She most often serves as an enemy/lover to Batman and an enemy/occasional ally to Batgirl and the Birds of Prey (of which she is even a former member). She is Harley Quinn's best friend/lover and the best friend of Catwoman.
She is portrayed by Uma Thurman.