View the most religious surnames in Ireland

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

The last name O'Dennell is found in Northern Ireland more than any other country/territory. It can occur as a variant:. For other potential spellings of O'Dennell click here.

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

This surname is the 8,193,072^nd most prevalent surname globally. It is borne by around 1 in 1,457,509,183 people. O'Dennell is primarily found in Europe, where 60 percent of O'Dennell reside; 60 percent reside in Northern Europe and 60 percent reside in British Isles.

The last name O'Dennell is most frequent in Northern Ireland, where it is borne by 2 people, or 1 in 922,518. In Northern Ireland it is most common in: Ulster, where 100 percent live. Excluding Northern Ireland this surname occurs in 3 countries. It is also found in Australia, where 20 percent live and The United States, where 20 percent live.

O'Dennell Family Population Trend ^{historical fluctuation}

The incidence of O'Dennell has changed over time. In The United States the share of the population with the last name contracted 50 percent between 1880 and 2014.

O'Dennell Last Name Statistics ^demography

The religious devotion of those carrying the O'Dennell last name is chiefly Catholic (100%) in Ireland.