View the most religious surnames in Ireland

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

O'Regan is found most in Ireland. It can also be rendered in the variant forms:. For other potential spellings of this last name click here.

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

This surname is the 47,851^st most commonly held family name throughout the world, borne by around 1 in 674,960 people. The last name O'Regan is mostly 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 frequently held forename at a global level. It is borne by 36 people.

The last name is most widely held in Ireland, where it is borne by 5,870 people, or 1 in 802. In Ireland O'Regan is mostly found in: Munster, where 68 percent live, Leinster, where 18 percent live and Connaught, where 4 percent live. Apart from Ireland this surname occurs in 46 countries. It is also common in England, where 17 percent live and Australia, where 12 percent live.

O'Regan Family Population Trend ^{historical fluctuation}

The frequency of O'Regan has changed over time. In Ireland the number of people who held 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 devotion of those holding the surname is predominantly 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.