Boyd’s Bible Dictionary:
(helpful). (1) The son of Ammihud, of Judah, stayed at Jerusalem (1 Chron. 9:4). Athaiah (Neh. 11:4). (2) Son of Bigvai, who returned from captivity (Esther 8:14).
Concise Bible Dictionary:
1. Son of Ammihud, a descendant of Judah (1 Chron. 9:4).
2. Son of Bigvai: he returned from exile (Ezra 8:14).
Strong’s Dictionary of Hebrew Words:
Meaning:
from 5790; succoring; Uthai, the name of two Israelites
Jackson’s Dictionary of Scripture Proper Names:
my helper (by teaching)
Potts’ Bible Proper Names:
Seasonableness of God; whom Jehovah succors; mine iniquity:―name of two Israelites [ATHAIAH], 1 Chron. 9:4. {Tempestivitas Dei}