View the most religious surnames in Ireland

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

The surname Dufficy has its highest incidence in The United States. It may also be rendered in the variant forms:. Click here for further possible spellings of this surname.

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

The last name is the 577,768^th most frequently used family name internationally It is held by approximately 1 in 13,396,224 people. This surname occurs predominantly in The Americas, where 50 percent of Dufficy live; 50 percent live in North America and 49 percent live in Anglo-North America.

The last name Dufficy is most prevalent in The United States, where it is carried by 259 people, or 1 in 1,399,455. In The United States it is primarily found in: California, where 24 percent live, Colorado, where 15 percent live and Connecticut, where 10 percent live. Besides The United States Dufficy is found in 8 countries. It is also common in England, where 16 percent live and Ireland, where 16 percent live.

Dufficy Family Population Trend ^{historical fluctuation}

The prevalency of Dufficy has changed over time. In The United States the number of people carrying the Dufficy last name expanded 529 percent between 1880 and 2014; in England it expanded 1,467 percent between 1881 and 2014 and in Ireland it expanded 106 percent between 1901 and 2014.

Dufficy Last Name Statistics ^demography

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

In The United States those holding the Dufficy last name are 11.77% more likely to be registered Democrats than The US average, with 65% being registered with the political party.

The amount Dufficy earn in different countries varies significantly. In United States they earn 20.14% more than the national average, earning $51,839 USD per year and in Canada they earn 12.96% less than the national average, earning $43,245 CAD per year.