(Δέξιππος), a Lacedaemonian, was residing at Gela when Sicily was invaded for the second time by the Carthaginians under Hannibal, the grandson of Ilamilcar, in B. C. 406. At the request of the Agrigentines, on whom the storm first fell, he came to their aid with a body of mercenaries which he had collected for the purpose ; but he did not escape the charge of corruption and treachery which proved fatal to four of the Agrigentine generals. When the defence of Agrigentum became hopeless, Dexippus returned to Gela, the protection of that place having been assigned him by the Syracusans, who formed the main stay of the Grecian interest in the island. Not long after, he was dismissed from Sicily by Dionysius, whose objects in Gela he had refused to aid. (Diod. 13.85, 87, 88, 93, 9(.)