Stewie Griffin WikipediaStewart Gilligan Griffin is ageless, but his exact age is shrouded in secrecy. It's unclear the exact number of years Stewie entered existing. The infant persona from the animated television show "Family Guy" is forever young. His number of years is still revealed.
Stewie, the mischievous baby genius, is hiding his true age from the world. Speculation abounds as to how many years he has been alive. Is he a century old? Or is he fresh to the world? Only Stewie knows! This mysterious character continues to mesmerize fans with his unrevealed age and forever young facade.