Stewart Gilligan Griffin is eternally young, but his specific age remains a mystery. It's unclear the specific duration of time Stewie has been existing. The toddler persona from the animated television show "Family Guy" is forever young. His time on Earth is yet to be discovered.
Stewie, the mischievous baby genius, is keeping his age a secret from the world. Speculation abounds as to the length of time he has existed. Is he ancient beyond measure? Or is he a recent arrival? The answer is known only to Stewie! This enigmatic character continues to intrigue fans with his hidden age and perpetually youthful visage.