View the most religious surnames in Ireland

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

The surname O'Heara is borne by more people in Northern Ireland than any other country or territory. It may also be rendered as:. Click here for further possible spellings of this surname.

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

This surname is the 6,723,624^th most commonly held surname on a worldwide basis. It is borne by approximately 1 in 910,943,240 people. The last name O'Heara is predominantly found in Europe, where 113 percent of O'Heara are found; 113 percent are found in Northern Europe and 113 percent are found in British Isles.

This last name is most widespread in Northern Ireland, where it is borne by 8 people, or 1 in 230,630. In Northern Ireland it is primarily found in: Ulster, where 100 percent are found. Without taking into account Northern Ireland this surname occurs in 2 countries. It is also found in Ireland, where 13 percent are found and The United States, where 13 percent are found.

O'Heara Family Population Trend ^{historical fluctuation}

The prevalency of O'Heara has changed through the years. In Ireland the number of people bearing the O'Heara surname fell 83 percent between 1901 and 2014 and in The United States it fell 90 percent between 1880 and 2014.

O'Heara Last Name Statistics ^demography

The religious adherence of those bearing the O'Heara last name is principally Catholic (100%) in Ireland.