Stewie Griffin is forever youthful, but his exact age is shrouded in secrecy. It's unclear the exact number of years Stewie entered existing. The infant persona from the animated television show "Family Guy" is immortal. His number of years is yet discovered.
Stewie Griffin, the cunning infant prodigy, is hiding his true age from the world. Speculation runs rampant as to the length of time he has existed. Is he ancient beyond measure? Or is he a newcomer? Only Stewie knows! This mysterious character continues to mesmerize fans with his undisclosed age and perpetually youthful visage.

Family Guy Quel âge a Stewie Tout sur le Adoxa