Stewie Griffin Family Guy's Prodigal SonStewart Gilligan Griffin is eternally young, but his precise age is shrouded in secrecy. It's unknown the specific duration of time Stewie has been existing. The baby persona from the animated television show "Family Guy" is forever young. His age is still discovered.
Stewie, the clever little troublemaker, is keeping his age a secret from the world. Speculation runs rampant as to how many years he has been alive. Is he over a hundred years old? Or is he a newcomer? The truth lies only with Stewie! This mysterious character continues to mesmerize fans with his unrevealed age and youthful appearance.