View the most partisan surnames in The United States

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

The last name Killduff is most common in The United States. It may be found as a variant:. For other possible spellings of this surname click here.

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

The surname is the 4,532,898^th most commonly held family name on a worldwide basis, borne by approximately 1 in 383,555,048 people. The last name is predominantly found in The Americas, where 95 percent of Killduff are found; 95 percent are found in North America and 95 percent are found in Anglo-North America.

This last name is most frequent in The United States, where it is held by 18 people, or 1 in 20,136,607. In The United States Killduff is most prevalent in: Oregon, where 56 percent are found, California, where 17 percent are found and Florida, where 6 percent are found. Excluding The United States this last name is found in one country. It also occurs in Australia, where 5 percent are found.

Killduff Family Population Trend ^{historical fluctuation}

The prevalency of Killduff has changed over time. In The United States the number of people carrying the Killduff last name decreased 89 percent between 1880 and 2014.

Killduff Last Name Statistics ^demography

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

In The United States those bearing the Killduff last name are 26.77% more likely to be registered Democrats than the national average, with 80% being registered with the political party.

Killduff earn a lot less than the average income. In United States they earn 36.27% less than the national average, earning $27,500 USD per year.