Stewart Gilligan Griffin is ageless, but his specific age is shrouded in secrecy. It's unclear the specific duration of time Stewie entered living. The toddler persona from the animated television show "Family Guy" is immortal. His time on Earth is still discovered.
Stewie Griffin, the mischievous baby genius, is hiding his true age from the world. Speculation abounds as to his actual age. Is he a century old? Or is he fresh to the world? The truth lies only with Stewie! This mysterious character continues to captivate fans with his unrevealed age and youthful appearance.