Easton's Bible Dictionary Low, one of the persons named in Nehemiah 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. Int. Standard Bible Encyclopedia ADDON ad'-on. See ADDAN.

Multi-Version Concordance Addon (2 Occurrences) Ezra 2:59 And these were they that went up from Tel-melah, Tel-harsa, Cherub, Addan, and Immer; but they could not tell their fathers' houses, and their seed, whether they were of Israel: (See NIV) Nehemiah 7:61 These were those who went up from Tel Melah, Tel Harsha, Cherub, Addon, and Immer; but they could not show their fathers' houses, nor their seed, whether they were of Israel: (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)