Within the UK and Ireland, the surname Mcguire most frequently occurs in Ireland where it is carried by 1 in every 1,626 people. The majority of those with the family name of Mcguire are to be found living in/around Leinster (approx. 23% of all UK Mcguire's), Connaught and Munster. The name can also be found in Scotland with 1 in 6,411 people using it, and England with 1 in 30,097.
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