Margaret Evelyn Lenny "Maggie" Simpson is a fictional character in the animated television series The Simpsons and a part of the Simpson family, notably the youngest member. She first appeared on television in the Tracey Ullman Show short "Good Night" on April 19, 1987.

How old would The Simpsons be today?

In real life, if Homer and Marge aged at the same rate as the rest of us, they would be in their mid-60s today, if we estimate that they are about 36 years old on the show.

How old is Maggie Simpson in real life?

Lisa is eight years old, and just like Bart, celebrates her birthday in the third season during an episode titled Stark Raving Dad... so she would now be 41. MAGGIE SIMPSON: If this was real life, Maggie would not be in her blue onesie and sucking her dummy! The youngest Simpson would be 34 years old.