Isaiah is a masculine given name of Hebrew origin. It is derived from the Hebrew word "Yesha'yahu" which means "Yahweh is salvation". In the Bible, Isaiah was a prophet who lived in the 8th century BC and is known for his prophecies about the coming of the Messiah. The name Isaiah has been used consistently throughout history and is still a popular name today.
Isai rank report (US ranking for newborns 2021)