Mcsweeney Family History
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Mcsweeney Name Meaning
Irish: Anglicized form of Gaelic Mac Suibhne ‘son of Suibhne’, a byname meaning ‘pleasant’. Compare McQueeney, which is from the lenited form.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Mcweeney, Sweeney, Mcqueeney, Mcgeeney, Mcqueen, Mcchesney, Mcinerney