Nancy Cartwright

Nancy Jean Cartwright (born October 25, 1957) is an American actress. She has served as the long-time voice of Bart Simpson on The Simpsons, which won her a Primetime Emmy Award for Outstanding Voice-Over Performance and an Annie Award for Best Voice Acting in the Field of Animation. Cartwright also voices other characters for the show, including Maggie Simpson, Ralph Wiggum, Todd Flanders, and Nelson Muntz. She is also the voice of Chuckie Finster in the Nickelodeon series Rugrats and its spin-off All Grown Up!, succeeding Christine Cavanaugh.