Jaddua = "knowing"
1) one of the chiefs of the people who sealed the covenant with Nehemiah
2) son and successor in the high priesthood of Jonathan, Jeshua, or
Johanan; the last of the high priests mentioned in the OT, probably
living in the time of Alexander the Great
3037 Yadduwa` yad-doo'-ah
from 3045; knowing; Jaddua, the name of two Israelites: KJV -- Jaddua.
see HEBREW for 03045