Stewie is forever youthful, but his precise age remains a mystery. It's unknown the exact number of years Stewie entered on this planet. The toddler character from the animated television show "Family Guy" is immortal. His time on Earth is still determined.
Stewart Gilligan Griffin, the mischievous baby genius, is impossible to determine from the world. Speculation runs rampant as to the length of time he has existed. Is he ancient beyond measure? Or is he a newcomer? The truth lies only with Stewie! This mysterious character continues to mesmerize fans with his unrevealed age and perpetually youthful visage.