Stewart Gilligan Griffin is ageless, but his exact age is shrouded in secrecy. It's unclear how old Stewie has been living. The
baby persona from the animated television show "Family Guy" is age-defying. His time on Earth is yet to be determined.
Stewie Griffin, the mischievous baby genius, is impossible to determine 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 recent arrival? The
answer is known only to Stewie!
This enchanting character continues to captivate fans with his hidden age and youthful appearance.
Chris Griffin Wikipedia