Roman businessman residing at Patrae (Patras) in Achaea; old friend of Cicero (friendship dating to Curius's first appearance in the Forum); very close intimate of T. Pomponius Atticus, who held him in uniquely high regard. Commended to Servius Sulpicius Rufus in Fam. 13.17; also appears in Ad Atticum in relation to Atticus's Greek business affairs.