Stewie is eternally young, but his exact age remains a mystery. It's unknown how old Stewie entered on this planet. The toddler persona from the animated television show "Family Guy" is age-defying. His number of years is yet to be discovered.
Stewie Griffin, the clever little troublemaker, is impossible to determine from the world. Speculation runs rampant as to how many years he has been alive. Is he a century old? Or is he a newcomer? The answer is known only to Stewie! This enigmatic character continues to mesmerize fans with his hidden age and forever young facade.