Maggie Cammareri is a fictional character from the novel *Moonstruck* by John Patrick Shanley. She is portrayed as a passionate and strong-willed woman who navigates the complexities of love and family in a vibrant Italian-American community in Brooklyn. In the story, Maggie's life takes a turn when she falls in love with Ronny Cammareri, the brother of her fiancé. This love triangle leads to emotional conflicts and personal growth, highlighting themes of desire, loyalty, and the search for identity within familial ties.