Stewie is forever youthful, but his specific age is shrouded in secrecy. It's unknown the specific duration
of time Stewie became on this planet. The baby character from the animated television show "Family Guy" is immortal. His age is still discovered.
Stewie Griffin, the clever little troublemaker, is keeping his age a secret from
the world. Speculation runs rampant as to his actual age. Is he over a hundred years old? Or is he a newcomer? Only Stewie knows! This enigmatic character continues to intrigue fans with his undisclosed age and perpetually youthful visage.