Stewart Gilligan Griffin is timeless, but his precise age is shrouded in secrecy. It's unclear how old Stewie has been on this planet. The infant persona from the animated television show "Family Guy" is forever young. His age is still determined.
Stewie Griffin, the clever little troublemaker, is hiding his true age from the world. Speculation abounds as to the length of time he has existed. 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 intrigue fans with his hidden age and youthful appearance.
Saison 11 des Griffin Wikipédia