Daniel J. D'Arby (ダニエル・J・ダービー Danieru Jei Dābī) is a minor antagonist appearing in Stardust Crusaders.
Daniel is an expert and inveterate gambler and his Stand, Osiris, can steal souls. He is a member of the Egypt 9 Glory Gods, and meets the Joestar Group in Cairo. Here, he tricks them into wagering their souls in various gambles.