Stewie is eternally young, but his specific age is shrouded in secrecy. It's unknown how old Stewie entered on this planet. The infant character from the animated television show "Family Guy" is forever young. His age is yet discovered.
Stewie Griffin, the mischievous baby genius, is impossible to determine from the world. Speculation is rampant as to the length of time he has existed. Is he ancient beyond measure? Or is he a newcomer? Only Stewie knows! This enchanting character continues to mesmerize fans with his unrevealed age and forever young facade.