BAKBUKIAH (băk'bū-kī'a, Heb. buqbuqyâh, flask, or perhaps, the Lord pours out). A name occurring three times in Nehemiah (11:17; 12:9, 25), all the references to one person, a Levite in high office in Jerusalem right after the Exile.

BAKBUKIAH băk’ bə kī’ ə (בַּקְבֻּקְיָ֖ה). A name occurring three times (Neh 11:17; 12:9, 25). It is uncertain whether the references are to one, two, or three persons. In each case, however, Bakbukiah was a Levite living in Jerusalem after the Exile.

International Standard Bible Encyclopedia (1915)

baqbuqyah, ("the Lord pours out"):

(1) A Levite who "dwelt in Jerusalem" after the return from Babylon (Ne 11:17).

(2) A Levite who returned with Zerubbabel to Jerusalem (Ne 12:9).

(3) A Levite and porter keeping "the watch at the store-houses of the gates" (Ne 12:25).