View the most partisan surnames in The United States

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

The last name Duplacy is found most frequently in The United States. It may also occur as:. For other possible spellings of this name click here.

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

The last name is the 3,485,539^th most prevalent surname internationally, borne by approximately 1 in 227,735,810 people. This surname occurs mostly in The Americas, where 100 percent of Duplacy are found; 78 percent are found in North America and 78 percent are found in Anglo-North America.

The surname Duplacy is most commonly occurring in The United States, where it is held by 25 people, or 1 in 14,498,357. In The United States it is primarily found in: Maryland, where 56 percent live, Massachusetts, where 24 percent live and New York, where 12 percent live. Barring The United States this surname is found in one country. It also occurs in Trinidad and Tobago, where 22 percent live.

Duplacy Family Population Trend ^{historical fluctuation}

The frequency of Duplacy has changed over time. In The United States the number of people carrying the Duplacy last name increased 2,500 percent between 1880 and 2014.

Duplacy Last Name Statistics ^demography

In The United States Duplacy are 46.77% more likely to be registered with the Democratic Party than The US average, with 100% registered with the political party.

Duplacy earn notably less less than the average income. In United States they earn 15.33% less than the national average, earning $36,536 USD per year.