View the highest/lowest earning families in The United States

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

The last name Kilroy (Russian: Килрой) is more commonly found in The United States than any other country/territory. It may appear in the variant forms:. Click here to see other potential spellings of Kilroy.

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

This last name is the 85,099^th most frequently used surname throughout the world It is held by around 1 in 1,284,828 people. This last name is mostly found in The Americas, where 64 percent of Kilroy reside; 64 percent reside in North America and 64 percent reside in Anglo-North America. It is also the 956,749^th most commonly used first name worldwide It is held by 98 people.

The last name is most commonly held in The United States, where it is carried by 3,465 people, or 1 in 104,606. In The United States it is most common in: Massachusetts, where 13 percent reside, California, where 10 percent reside and Pennsylvania, where 8 percent reside. Outside of The United States it exists in 38 countries. It also occurs in England, where 19 percent reside and Ireland, where 11 percent reside.

Kilroy Family Population Trend ^{historical fluctuation}

The occurrence of Kilroy has changed through the years. In The United States the number of people bearing the Kilroy surname expanded 483 percent between 1880 and 2014; in England it expanded 230 percent between 1881 and 2014; in Ireland it expanded 125 percent between 1901 and 2014; in Scotland it contracted 42 percent between 1881 and 2014 and in Wales it expanded 160 percent between 1881 and 2014.

Kilroy Last Name Statistics ^demography

The religious adherence of those bearing the last name is chiefly Catholic (93%) in Ireland.

In The United States Kilroy are 4.05% more likely to be registered with the Democratic Party than the national average, with 57.28% being registered to vote for the political party.

The amount Kilroy earn in different countries varies somewhat. In United States they earn 19.51% more than the national average, earning $51,568 USD per year and in Canada they earn 12.6% more than the national average, earning $55,942 CAD per year.