Stewie Griffin is forever youthful, but his specific age remains a mystery. It's unknown how old Stewie has been living. The infant character from the animated television show "Family Guy" is immortal. His age is still determined.
Stewie, the mischievous baby genius, is hiding his true age from the world. Speculation is rampant as to his actual age. Is he over a hundred years old? Or is he a newcomer? The answer is known only to Stewie! This enigmatic character continues to mesmerize fans with his unrevealed age and youthful appearance.
