Stewie Griffin Wikipedia
Stewie Griffin is eternally young, but his specific age is shrouded in secrecy. It's unclear the exact number of years Stewie became existing. The baby character from the animated television show "Family Guy" is immortal. His time on Earth is still determined.
Stewart Gilligan Griffin, the cunning infant prodigy, is impossible to determine from the world. Speculation is rampant as to how many years he has been alive. 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 captivate fans with his unrevealed age and perpetually youthful visage.