4 occurrences in 4 dictionaries
Reference: Addon
Easton
low, one of the persons named in Ne 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.
Hastings
Ne 7:61. See Addan.
Morish
Ad'don
See ADDAN.
Smith
Ad'don
(lord). [ADDAN]
See Addan