Stewart Gilligan Griffin is timeless, but his precise age remains a mystery. It's unclear the specific duration of time Stewie has been on this planet. The baby character from the animated television show "Family Guy" is forever young. His age is yet discovered.
Stewie Griffin, the mischievous baby genius, is keeping his age a secret from the world. Speculation runs rampant as to the length of time he has existed. Is he ancient beyond measure? Or is he fresh to the world? The answer is known only to Stewie! This mysterious character continues to mesmerize fans with his undisclosed age and youthful appearance.