View the highest/lowest earning families in The United States

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 can also be rendered as a variant:. For other possible spellings of this name click here.

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

This surname is the 577,768^th most commonly occurring family name on a global scale It is held by approximately 1 in 13,396,224 people. The surname Dufficy is mostly found in The Americas, where 50 percent of Dufficy live; 50 percent live in North America and 49 percent live in Anglo-North America.

It is most frequently used 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 are found, Colorado, where 15 percent are found and Connecticut, where 10 percent are found. Outside of The United States this last name is found in 8 countries. It is also found in England, where 16 percent are found and Ireland, where 16 percent are found.

Dufficy Family Population Trend ^{historical fluctuation}

The occurrence of Dufficy has changed over time. In The United States the share of the population with the 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 Dufficy surname is chiefly Catholic (100%) in Ireland.

In The United States Dufficy are 11.77% more likely to be registered Democrats than the national average, with 65% being registered to vote for 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.