Low, one of the persons named in Neh. 7:61 who could not “shew their father’s house” on the return from captivity. This, with similar instances (ver. 63), indicates the importance the Jews attached to their genealogies.
Addon
2 verses
Ezra
Ezra 2:59
And these were they which went up from Telmelah, Telharsa, Cherub, Addan, and Immer: but they could not shew their father's house, and their seed, whether they were of Israel:
Nehemiah
Nehemiah 7:61
And these were they which went up also from Telmelah, Telharesha, Cherub, Addon, and Immer: but they could not shew their father's house, nor their seed, whether they were of Israel.
From Easton's Bible Dictionary
Matthew George Easton, 1897