Frequency: (115)
(number of times this surname appears in a sample database of 88.7 million names, representing one third of the 1997 US population)
Irish: Anglicized form of Gaelic Mac Giolla Bhrídín, diminutive form of Mac Giolla Bhrighde ‘son of the servant of (Saint) Brighid’ (see McBride). This name was once found in an ecclesiastical family in County Down, but it has not survived in Ireland.
GIVEN NAMES: Irish 8%. Brendan, Siobhan.
See the Key to the Dictionary or consult the General Introduction for further explanation.



