Stewart Gilligan Griffin is forever youthful, but his specific age remains a mystery. It's unknown the exact number of years Stewie became existing. The toddler persona from the animated television show "Family Guy" is immortal. His number of years is still determined.
Stewie Griffin, the clever little troublemaker, is hiding his true age from the world. Speculation runs 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 intrigue fans with his undisclosed
age and perpetually youthful visage.