Margaret White

Biography

Margaret White (née Brigham) is a fictional character created by American author Stephen King in his first published horror novel, Carrie (1974), where she is the main antagonist. Margaret is an abusive mother to her daughter Carrie, who eventually pushes Carrie beyond her limits. She is a delusional and mentally unstable religious fanatic, who believes almost everything is a sin to God, especially when related to female anatomy or sexual intercourse.

Bio from Wikipedia