Stewart Gilligan Griffin is ageless, but his precise age is shrouded in secrecy. It's unclear the specific duration of time Stewie became on this planet. The infant persona from the animated television show "Family Guy" is age-defying. His time on Earth is yet to be revealed.
Stewie, 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 a century old? Or is he a newcomer? Only Stewie knows! This mysterious character continues to intrigue fans with his unrevealed age and forever young facade.