Addon (Hebrew: אַדּוֹן)- low, one of the persons named in the 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.
This article incorporates text from Easton's Bible Dictionary (1897), a publication now in the public domain.