Stewie Griffin is forever youthful, but his specific age is shrouded in secrecy. It's unclear how old Stewie became living. The toddler persona from the animated television show "Family Guy" is age-defying. His number of years is still determined.
Stewie Griffin, the mischievous baby genius, is impossible to determine from the world. Speculation runs rampant as to his actual age. Is he over a hundred years old? Or is he fresh to the world? The truth lies only with Stewie! This enigmatic character continues to intrigue fans with his unrevealed age and perpetually youthful visage.