View the most religious surnames in Ireland

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

O'Brein has its highest incidence in The United States. It may be found as:. Click here to see other potential spellings of this surname.

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

The last name is the 1,955,159^th most widespread last name worldwide It is held by around 1 in 80,082,922 people. The last name occurs mostly in The Americas, where 51 percent of O'Brein reside; 51 percent reside in North America and 51 percent reside in Anglo-North America.

This last name is most widespread in The United States, where it is borne by 38 people, or 1 in 9,538,393. In The United States it is primarily concentrated in: Florida, where 13 percent reside, Texas, where 11 percent reside and New York, where 11 percent reside. Apart from The United States it is found in 9 countries. It is also common in Ireland, where 27 percent reside and England, where 13 percent reside.

O'Brein Family Population Trend ^{historical fluctuation}

The occurrence of O'Brein has changed over time. In The United States the share of the population with the surname contracted 86 percent between 1880 and 2014; in Ireland it contracted 66 percent between 1901 and 2014; in England it expanded 200 percent between 1881 and 2014 and in Scotland it contracted 94 percent between 1881 and 2014.

O'Brein Last Name Statistics ^demography

The religious adherence of those carrying the O'Brein surname is principally Catholic (99%) in Ireland.

The amount O'Brein earn in different countries varies somewhat. In United States they earn 12.81% more than the national average, earning $48,675 USD per year and in Canada they earn 5.95% more than the national average, earning $52,640 CAD per year.