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Where Does The Last Name O'Halloran Come From? ^{nationality or country of origin}

The last name O'Halloran has its highest incidence in Ireland. It may appear in the variant forms:. For other possible spellings of this name click here.

How Common Is The Last Name O'Halloran? ^{popularity and diffusion}

The surname O'Halloran is the 37,489^th most frequently held surname on earth It is held by around 1 in 518,834 people. The surname occurs predominantly in Europe, where 50 percent of O'Halloran live; 49 percent live in Northern Europe and 49 percent live in British Isles.

The last name is most commonly occurring in Ireland, where it is held by 4,503 people, or 1 in 1,046. In Ireland it is most common in: Munster, where 55 percent are found, Leinster, where 26 percent are found and Connaught, where 10 percent are found. Other than Ireland O'Halloran exists in 40 countries. It is also found in Australia, where 30 percent are found and England, where 14 percent are found.

O'Halloran Family Population Trend ^{historical fluctuation}

The frequency of O'Halloran has changed through the years. In Ireland the number of people who held the O'Halloran surname increased 359 percent between 1901 and 2014; in England it increased 2,163 percent between 1881 and 2014; in The United States it increased 527 percent between 1880 and 2014; in Scotland it increased 729 percent between 1881 and 2014 and in Wales it increased 306 percent between 1881 and 2014.

O'Halloran Last Name Statistics ^demography

The religious adherence of those holding the O'Halloran surname is primarily Catholic (98%) in Ireland.

In The United States those holding the O'Halloran last name are 53.23% more likely to be registered with the Republican Party than the national average, with 100% being registered to vote for the political party.

The amount O'Halloran earn in different countries varies markedly. In United States they earn 44.02% more than the national average, earning $62,142 USD per year and in Canada they earn 3.66% more than the national average, earning $51,502 CAD per year.