Stewie is forever youthful, but his precise age is shrouded in secrecy. It's unclear how old Stewie has been on this planet. The baby persona from the animated television show "Family Guy" is immortal. His age is still determined.
Stewie, the mischievous baby genius, is hiding his true age from the world. Speculation runs rampant as to how many years he has been alive. Is he ancient beyond measure? Or is he fresh to the world? The answer is known only to Stewie! This mysterious character continues to captivate fans with his hidden age and youthful appearance.