Stewie is timeless, but his exact age is shrouded in secrecy. It's unknown how old Stewie became living. The infant persona from the animated television show "Family Guy" is forever young. His age is yet revealed.
Stewie,
the cunning infant prodigy, is impossible to determine from the world. Speculation runs rampant as to how many years he has been alive. Is he over a hundred years old? Or is he a recent arrival? The answer is known only to Stewie! This enigmatic character continues to mesmerize fans with his undisclosed age and forever young facade.