Stewart Gilligan Griffin is ageless, but his exact age is shrouded in secrecy. It's unknown how old Stewie became existing. The infant character from the animated television show "Family Guy" is immortal. His time on Earth is still determined.
Stewart Gilligan 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 enigmatic character continues to mesmerize fans with his undisclosed age and perpetually youthful visage.
Family Guy Cast Ages Trivia
