The meaning of the name Duffy is Descendant Or Dubhthach. The origin of the name Duffy is Irish. This is the culture in which the name originated, or in the case of a word, the language.
Irish surname contracted from Ó Dubhthaigh, meaning descendant or grandson of Dubhthach.
Duffy is on 6 BN name lists Duffy is currently not ranked on the BN charts Duffy is currently not ranked in U.S. birthsClick button to listen on iTunes
Duffy 
