Stewart "Stewie" Gilligan Griffin (born September 11, 1998) is one of the two tritagonists (alongside Brian) of Family Guy. He's a flamboyant baby prodigy and the British youngest child of Peter and Lois Griffin and younger brother to Chris and Meg Griffin. Stewie, equipped with his teddy bear, Rupert and his laser gun, has on several occasions almost single handedly taken over the world and he seemed to be obsessed with world domination and matricide. He has remained physically one year old sin