Check out these top fun facts about the young, intelligent cartoon character, Lisa Simpson. Her full name is Lisa Marie Simpson. Lisa is 8 years old, and has stayed this age throughout the show. She is voiced by Yeardley Smith. Matt Groening named the Simpson daughter after his younger sister Lisa Groening.

Lisa is an 8-year-old girl. She is one of the most intelligent characters on the series, with an I.Q. of either 156 or 159. She also plays the saxophone and is a vegetarian. Despite her cleverness Lisa has typical childhood issues. For example, in the episode "Lost Our Lisa" she gets lost after riding the bus alone.

Matt Groenig, The Simpsons creator, named Lisa Simpson after his little sister Lisa. Lisa Simpson's IQ is 159. Lisa Simpson's email is [email protected] Lisa Simpson's first word was "Bart."

In the Simpson family, Lisa is the smartest one. She is the middle child. On 19th April 1987, Lisa had her first appearance in The Tracey Ullman Show. Yeardley Smith voiced the character of Lisa.