Stewie Griffin is eternally young, but his specific age remains a mystery. It's unknown how old Stewie entered living. The toddler character from the animated television show "Family Guy" is immortal. His age is yet discovered.
Stewie Griffin, the cunning infant prodigy, is keeping his age a secret from the world. Speculation runs rampant as to the length of time he has existed. Is he ancient beyond measure? Or is he a recent arrival? Only Stewie knows! This enigmatic character continues to captivate fans with his hidden age and youthful appearance.