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 appear in the variant forms:. For other potential spellings of O'Heara click here.

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

The last name is the 6,723,624^th most commonly used family name world-wide. It is borne by around 1 in 910,943,240 people. O'Heara is mostly 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.

The surname O'Heara is most numerous in Northern Ireland, where it is borne by 8 people, or 1 in 230,630. In Northern Ireland O'Heara is primarily found in: Ulster, where 100 percent reside. Without taking into account Northern Ireland O'Heara is found in 2 countries. It is also found in Ireland, where 13 percent reside and The United States, where 13 percent reside.

O'Heara Family Population Trend ^{historical fluctuation}

The frequency of O'Heara has changed through the years. In Ireland the share of the population with the surname 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 adherence of those holding the last name is predominantly Catholic (100%) in Ireland.