Stewie Griffin is ageless, but his specific age remains a mystery. It's unknown the exact number of years Stewie has been living. The infant character from the animated television show "Family Guy" is forever young. His number of years is yet determined.
Stewie Griffin, the clever little troublemaker, is impossible to determine from the world. Speculation runs rampant as to the length of time he has existed. Is he ancient beyond measure? Or is he a recent arrival? The truth lies only with Stewie! This enigmatic character continues to mesmerize fans with his hidden age and perpetually youthful visage.