Family Guy 25 Things About Stewie That Make No Sense TheGamerStewart Gilligan Griffin is forever youthful, but his precise age remains a mystery. It's unknown the exact number of years Stewie entered existing. The baby character from the animated television show "Family Guy" is age-defying. His number of years is yet to be determined.
Stewie Griffin, the cunning infant prodigy, is impossible to determine from the world. Speculation abounds as
to how many years he has been alive. Is he ancient beyond measure? Or is he a recent arrival? The answer is known only to Stewie! This enchanting character continues to mesmerize fans with his undisclosed age and perpetually youthful visage.