View the most religious surnames in Ireland

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

The last name O'Regan occurs more in Ireland more than any other country/territory. It can also appear as:. Click here for other potential spellings of this last name.

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

The last name is the 47,851^st most commonly used last name on earth. It is borne by around 1 in 674,960 people. The surname is primarily found in Europe, where 74 percent of O'Regan live; 73 percent live in Northern Europe and 73 percent live in British Isles. It is also the 1,717,090^th most commonly held forename globally, borne by 36 people.

The last name is most common in Ireland, where it is borne by 5,870 people, or 1 in 802. In Ireland O'Regan is most numerous in: Munster, where 68 percent reside, Leinster, where 18 percent reside and Connaught, where 4 percent reside. Beside Ireland O'Regan exists in 46 countries. It also occurs in England, where 17 percent reside and Australia, where 12 percent reside.

O'Regan Family Population Trend ^{historical fluctuation}

The incidence of O'Regan has changed through the years. In Ireland the number of people carrying the O'Regan surname grew 496 percent between 1901 and 2014; in England it grew 3,479 percent between 1881 and 2014; in The United States it grew 462 percent between 1880 and 2014 and in Wales it grew 1,050 percent between 1881 and 2014.

O'Regan Last Name Statistics ^demography

The religious adherence of those holding the O'Regan last name is primarily Catholic (100%) in Ireland.

The amount O'Regan earn in different countries varies greatly. In United States they earn 67.25% more than the national average, earning $72,166 USD per year and in Canada they earn 3.23% more than the national average, earning $51,290 CAD per year.