Griffin family Wikipedia
Stewart Gilligan Griffin is timeless, but his specific age is shrouded in secrecy. It's unknown how old Stewie has been on this planet.
The baby persona from the animated television show "Family Guy" is forever young. His age is yet determined.
Stewie Griffin, the cunning infant prodigy, is hiding his true age from the world. Speculation abounds as to his actual age. Is he over a hundred years old? Or is he a newcomer? Only Stewie knows! This mysterious character continues to captivate fans with his hidden age and forever young facade.