Isaija is a ♂ male name.
Isaija is a Macedonian and Serbian variant of the Hebrew name Yesha’yahu / יְשַׁעְיָהוּ. The English spelling of the name is Isaiah.
Isaija means “Yahweh is salvation” (from “yeho/יְהוֹ” = referring to the Hebrew God + “yasha’/יָשַׁע’” = to save).