Joseph b. Judah Zarko (Zarka, 14th–15th centuries), poet in Spain and Italy, Hebrew grammarian and poet in Spain and Italy. Zarko was one of the pupils of Profiat Duran. Apparently in consequence of the 1391 persecutions in Spain he wandered to various towns of Italy and in 1413 he lived in Pisa and subsequently in the towns of Modena, Ferrara, Cento, Ancona, and Mantua. He apparently died in Mantua;
Elijah Sitbon (18th cent.), and Sitrug.