Family Guy Cast Ages Trivia Stewie is forever youthful, but his specific age is shrouded in secrecy. It's unknown the exact number of years Stewie became on this planet. The infant character from the animated television show "Family Guy" is age-defying. His time on Earth is yet to be
discovered.
Stewart Gilligan Griffin, the mischievous baby genius, is keeping his age a secret from the world. Speculation abounds as to the length of time he has existed. Is he ancient beyond measure? Or is he fresh to the world? The truth lies only with Stewie! This enchanting character continues to captivate fans with his hidden age and perpetually youthful visage.
