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 most in Northern Ireland. It may be found as a variant:. For other possible spellings of this last name click here.

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

The surname is the 6,723,624^th most frequent family name in the world It is held by around 1 in 910,943,240 people. It is mostly found in Europe, where 113 percent of O'Heara reside; 113 percent reside in Northern Europe and 113 percent reside in British Isles.

This surname is most frequent in Northern Ireland, where it is held by 8 people, or 1 in 230,630. In Northern Ireland O'Heara is most frequent in: Ulster, where 100 percent live. Excluding Northern Ireland this last name exists in 2 countries. It is also found in Ireland, where 13 percent live and The United States, where 13 percent live.

O'Heara Family Population Trend ^{historical fluctuation}

The occurrence of O'Heara has changed over time. In Ireland the number of people who held the O'Heara last name decreased 83 percent between 1901 and 2014 and in The United States it decreased 90 percent between 1880 and 2014.

O'Heara Last Name Statistics ^demography

The religious adherence of those carrying the last name is principally Catholic (100%) in Ireland.