The biological son of the late Pirate King, Gol D. Roger. Ace is a tall muscular young man with curly black hair and onyx eyes, sporting rather childish freckles. He is shirtless, wears black boots, black knee-length shorts with an eyelet-studded orange belt, and a blue pouch belted around his left leg. Wears a short second belt with a large red "A" on the silver buckle over his right hip, left unfastened and threaded the free end along the back of his shorts. He wears a red beaded necklace.