Hosea /ho-sea/ [2 sylls.] as a boys' name is of Hebrew origin, and the meaning of Hosea is salvation.Biblical: a prophet from the Old Testament.Kreatif forms: Hasea, Husea.osea is a somewhat prominent first name for males (#1163 out of 1220, Top 95%) and an even more prominent last name for both adults and children (#15252 out of 150436, Top 10%).