Within the UK and Ireland, the surname Donnelly is one of the most popular; frequently occuring in Ireland where it is carried by 1 in every 358 people. The majority of those with the family name of Donnelly are to be found living in/around Ulster, Leinster and, to a lesser extent, Munster. The name can also be found in Scotland with 1 in 950 people using it, and England with 1 in 3,549.
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