View the most religious surnames in Ireland

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

The surname O'Byrne is found in Ireland more than any other country/territory. It can occur as:. Click here for other possible spellings of this name.

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

The last name is the 80,670^th most widely held family name in the world It is held by approximately 1 in 1,207,947 people. The last name O'Byrne occurs mostly in Europe, where 71 percent of O'Byrne reside; 68 percent reside in Northern Europe and 68 percent reside in British Isles.

This last name is most frequently used in Ireland, where it is carried by 2,926 people, or 1 in 1,609. In Ireland O'Byrne is most prevalent in: Leinster, where 68 percent live, Munster, where 17 percent live and Connaught, where 3 percent live. Beside Ireland it is found in 42 countries. It also occurs in England, where 16 percent live and The United States, where 9 percent live.

O'Byrne Family Population Trend ^{historical fluctuation}

The frequency of O'Byrne has changed through the years. In Ireland the number of people carrying the O'Byrne surname expanded 766 percent between 1901 and 2014; in England it expanded 1,858 percent between 1881 and 2014; in The United States it expanded 237 percent between 1880 and 2014 and in Scotland it expanded 1,129 percent between 1881 and 2014.

O'Byrne Last Name Statistics ^demography

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

The amount O'Byrne earn in different countries varies greatly. In United States they earn 73.5% more than the national average, earning $74,865 USD per year and in Canada they earn 9.54% more than the national average, earning $54,424 CAD per year.