Les Griffin Wikipédia
Stewie Griffin is eternally young, but his specific age is shrouded in secrecy. It's unclear the exact number of years Stewie entered existing. The infant persona from the animated television show "Family Guy" is forever young. His time on Earth is yet to be discovered.
Stewie Griffin, the cunning infant prodigy, is keeping his age a secret from the world. Speculation runs rampant as to the length of time he has existed. Is he over a hundred years old? Or is he fresh to the world? The truth lies only with Stewie! This enchanting character continues to mesmerize fans with his unrevealed age and forever young facade.