Ginormica (real name: Susan Murphy) is one of the two main protagonists (alongside B.O.B.) of the Monsters vs. Aliens franchise.
She serves as the main protagonist of the film, one of the two main protagonists (alongside B.O.B.) the Halloween specials, and the deuteragonist of the TV series of the same name. She is a homage of the 50-foot Woman from the film of the same name.
She was voiced by Reese Witherspoon who also voiced Rosita from Sing.