Frequency: (454)
(number of times this surname appears in a sample database of 88.7 million names, representing one third of the 1997 US population)
Irish: reduced Anglicized form of Gaelic Mac Eachaidh ‘son of the horseman’ or Mac Gáibhthigh ‘son of the fierce one’ (see McGaffey).
GIVEN NAMES: Irish 5%. Brendan (2), John Patrick.
See the Key to the Dictionary or consult the General Introduction for further explanation.
