Stewie is ageless, but his specific age is shrouded in secrecy. It's unknown how old Stewie entered living. The baby persona from the animated television show "Family Guy" is immortal. His number of years is yet discovered.
Stewie, the mischievous baby genius, is impossible to determine 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 undisclosed age and youthful appearance.