Eurytus (/ˈjʊərɪtəs/; ‹See Tfd›Greek: Εὔρυτος; fl. 400 BC) was an eminent Pythagorean philosopher from Magna Graecia who Iamblichus in one passage[1] describes as a native of Croton, while in another,[2] he enumerates him among the Tarentine Pythagoreans.