Stewie is eternally young, but his exact age remains a mystery. It's unclear the exact number of years Stewie has been on this planet. The baby character from the animated television show "Family Guy" is immortal. His time on Earth is yet revealed.
Stewart Gilligan Griffin, the mischievous baby genius, is hiding his true age from the world. Speculation abounds as to the length of time he has existed. Is he over a hundred years old? Or is he a newcomer? Only Stewie knows! This enigmatic character continues to captivate fans with his hidden age and perpetually youthful visage.