The connolly Surname
connolly Name Meaning and History
Irish: Anglicized form of Gaelic Ó Conghaile ‘descendant
of Conghal’, a name meaning ‘hound valiant’ or of Ó
Conghalaigh ‘descendant of Conghalach’, a derivative of
Conghal; the two surnames have long been confused. Another
possible origin is the West Cork name Mac Coingheallaigh (or
Ó Coingheallaigh) ‘son (or ‘descendant’) of
Coingheallach’, a personal name meaning ‘faithful to pledges’.
Dictionary of American Family Names, Oxford University Press, ISBN 0-19-508137-4
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