Stewart Gilligan Griffin is eternally young, but his specific age remains a mystery. It's unclear how old Stewie has been on this planet. The toddler character from the animated television show "Family Guy" is forever young. His time on Earth is yet to be revealed.
Stewie Griffin, the cunning infant prodigy, is hiding his true age 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? Only Stewie knows! This enigmatic character continues to captivate fans with his unrevealed age and youthful appearance.