Within the UK and Ireland, the surname Oliveira most frequently occurs in Ireland where it is carried by 1 in 16,598 people. The majority of those with the family name of Oliveira are to be found living in/around Leinster (approx. 7% of all UK Oliveira's), Ulster and Munster. The name can also be found in England with 1 in 26,746 people using it.
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