Quick answer
Nehemiah is a boy name meaning "Yahweh comforts".
Pronunciation: English /ˌni.hɪ.ˈmaɪ.ə/.
Meaning and history
The name means " Yahweh comforts" in Hebrew, derived from נָחַם ( naḥam ) meaning "to comfort" and יָהּ ( yah ) referring to the Hebrew God. According to the Book of Nehemiah in the Old Testament he was a leader of the Jews who was responsible for the rebuilding of Jerusalem after the return from the Babylonian captivity.
Notes and context
Usage: biblical | Ancient Hebrew: נְחֶמְיָה