View the most religious surnames in Ireland

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

The last name O'Heara is found in Northern Ireland more than any other country or territory. It can also occur in the variant forms:. Click here for other potential spellings of O'Heara.

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

The surname O'Heara is the 6,723,624^th most frequently occurring last name globally, held by approximately 1 in 910,943,240 people. The surname O'Heara is predominantly found in Europe, where 113 percent of O'Heara live; 113 percent live in Northern Europe and 113 percent live in British Isles.

The surname is most prevalent in Northern Ireland, where it is borne by 8 people, or 1 in 230,630. In Northern Ireland O'Heara is mostly concentrated in: Ulster, where 100 percent live. Outside of Northern Ireland this surname exists in 2 countries. It is also common in Ireland, where 13 percent live and The United States, where 13 percent live.

O'Heara Family Population Trend ^{historical fluctuation}

The prevalency of O'Heara has changed through the years. In Ireland the share of the population with the last name contracted 83 percent between 1901 and 2014 and in The United States it contracted 90 percent between 1880 and 2014.

O'Heara Last Name Statistics ^demography

The religious devotion of those bearing the O'Heara surname is predominantly Catholic (100%) in Ireland.