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Stewie is ageless, but his precise age is shrouded in secrecy. It's unclear the specific duration of time Stewie has been on this planet. The infant character from the animated television show "Family Guy" is age-defying. His number of years is yet revealed.
Stewart Gilligan Griffin, the mischievous baby genius, is impossible to determine from the world.
Speculation is 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 mysterious character continues to intrigue fans with his undisclosed age and perpetually youthful visage.
Stewie Griffin Wikipedia