View the most religious surnames in Ireland

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

The surname McSweney is borne by more people in The United States than any other country or territory. It may occur in the variant forms:. Click here to see other possible spellings of this surname.

How Common Is The Last Name McSweney? ^{popularity and diffusion}

This surname is the 8,968,613^th most common last name throughout the world, held by approximately 1 in 1,821,886,479 people. The surname occurs predominantly in The Americas, where 100 percent of McSweney live; 100 percent live in North America and 100 percent live in Anglo-North America.

The surname McSweney is most common in The United States, where it is borne by 4 people, or 1 in 90,614,733. In The United States McSweney is mostly found in: Kentucky, where 50 percent are found, California, where 25 percent are found and Texas, where 25 percent are found.

McSweney Family Population Trend ^{historical fluctuation}

The prevalency of McSweney has changed through the years. In The United States the share of the population with the surname contracted 95 percent between 1880 and 2014.

McSweney Last Name Statistics ^demography

The religious devotion of those carrying the surname is predominantly Catholic (100%) in Ireland.