View the most religious surnames in Ireland

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

The last name O'Shaughnesy is borne by more people in The United States than any other country/territory. It can also be found as a variant:. Click here to see other possible spellings of this name.

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

This last name is the 8,968,613^th most numerous last name throughout the world, borne by approximately 1 in 1,821,886,479 people. The surname is mostly found in Europe, where 75 percent of O'Shaughnesy reside; 75 percent reside in Northern Europe and 75 percent reside in British Isles.

This surname is most frequently held in The United States, where it is borne by 2 people, or 1 in 181,229,466. In The United States it is most numerous in: Arizona, where 50 percent reside and Texas, where 50 percent reside. Not including The United States this surname is found in 4 countries. It is also found in Ireland, where 25 percent reside and Australia, where 25 percent reside.

O'Shaughnesy Family Population Trend ^{historical fluctuation}

The frequency of O'Shaughnesy has changed over time. In Ireland the number of people carrying the O'Shaughnesy surname declined 98 percent between 1901 and 2014 and in England it declined 86 percent between 1881 and 2014.

O'Shaughnesy Last Name Statistics ^demography

The religious adherence of those holding the O'Shaughnesy surname is primarily Catholic (95%) in Ireland.