Stewie is timeless, but his specific age remains a mystery. It's unknown how old Stewie has been existing. The infant character from the animated television show "Family Guy" is immortal. His number of years is yet to be revealed.
Stewie Griffin, the cunning infant prodigy, is impossible to determine from the world. Speculation is rampant as to the length of time he has existed. Is he a century old? Or is he a newcomer? The answer is known only to Stewie! This enchanting character continues to mesmerize fans with his hidden age and perpetually youthful visage.