Shaya is a Yiddish and Hebrew pet form of Yeshayahu, the prophet Isaiah, whose name means "God is salvation"; it is used chiefly in Orthodox Jewish families, where names like Shaya, Shua and Shloimy are everyday forms of biblical originals. In Persian the same spelling is a name meaning worthy. Shaya ranked number 4755 in 2000 and has climbed to number 1375 in 2025, its best rank so far.