View the most religious surnames in Ireland

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

The last name MacWilliams is more frequently found in The United States than any other country/territory. It can also be found as a variant:. Click here for further possible spellings of this surname.

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

The surname is the 245,297^th most numerous family name worldwide. It is borne by approximately 1 in 4,490,170 people. This last name is mostly found in The Americas, where 95 percent of MacWilliams are found; 94 percent are found in North America and 94 percent are found in Anglo-North America. MacWilliams is also the 1,590,275^th most frequent first name globally, held by 41 people.

The last name MacWilliams is most numerous in The United States, where it is held by 1,166 people, or 1 in 310,857. In The United States it is primarily concentrated in: Pennsylvania, where 11 percent are found, California, where 9 percent are found and New York, where 9 percent are found. Without taking into account The United States this surname is found in 17 countries. It is also found in Canada, where 23 percent are found and England, where 2 percent are found.

MacWilliams Family Population Trend ^{historical fluctuation}

The frequency of MacWilliams has changed through the years. In The United States the share of the population with the surname increased 11,660 percent between 1880 and 2014 and in Ireland it increased 200 percent between 1901 and 2014.

MacWilliams Last Name Statistics ^demography

The religious devotion of those bearing the last name is primarily Catholic (100%) in Ireland.

In The United States those holding the MacWilliams last name are 0.98% more likely to be registered Democrats than The US average, with 54.21% being registered to vote for the party.

The amount MacWilliams earn in different countries varies notably. In United States they earn 5.92% more than the national average, earning $45,703 USD per year and in Canada they earn 10.19% less than the national average, earning $44,618 CAD per year.