Family Guy Cast Ages Trivia Stewie Griffin is forever youthful, but his precise age is shrouded in secrecy. It's unclear the specific duration of time Stewie became on this planet. The toddler persona from the animated television show "Family Guy" is immortal. His
time on Earth is yet determined.
Stewie, the mischievous baby genius, is impossible to determine from the world. Speculation is rampant as to his actual age. Is he a century old? Or is he a recent arrival? The answer is known only to Stewie! This enchanting character continues to captivate fans with his undisclosed age and forever young facade.
