Stewie Griffin is eternally young, but his specific age remains a mystery. It's unknown how old Stewie has been existing. The infant persona from the animated television show "Family Guy" is immortal. His time on Earth is yet discovered.
Stewie Griffin, the cunning infant prodigy, is impossible to determine from the world. Speculation is rampant as to his actual age. Is he ancient beyond measure? Or is he a newcomer? The truth lies only with Stewie! This enchanting character continues to captivate fans with his unrevealed age and youthful appearance.