View the most religious surnames in Ireland

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

O'Byrne occurs more in Ireland more than any other country or territory. It can also appear as:. For other possible spellings of this name click here.

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

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

It is most commonly used in Ireland, where it is borne by 2,926 people, or 1 in 1,609. In Ireland it is primarily concentrated in: Leinster, where 68 percent are found, Munster, where 17 percent are found and Connaught, where 3 percent are found. Other than Ireland it occurs in 42 countries. It is also common in England, where 16 percent are found and The United States, where 9 percent are found.

O'Byrne Family Population Trend ^{historical fluctuation}

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

O'Byrne Last Name Statistics ^demography

The religious adherence of those bearing 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.