how old is stewie griffinStewart Gilligan Griffin is eternally young, but his exact age remains a mystery. 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 age is yet determined.
Stewie Griffin, the cunning infant prodigy, is hiding his true age from the world. Speculation is rampant as to his actual age. Is he over a hundred years old? Or is he a recent arrival? The truth lies only with Stewie! This enigmatic character continues to mesmerize fans with his unrevealed age and perpetually youthful visage.