View the most religious surnames in Ireland

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

The surname Killroy (Hindi: किलराय) is borne by more people in The United States than any other country or territory. It can also be found as a variant:. Click here for further potential spellings of this surname.

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

Killroy is the 4,772,636^th most commonly occurring last name internationally, held by approximately 1 in 428,679,172 people. The last name occurs predominantly in The Americas, where 76 percent of Killroy live; 71 percent live in North America and 71 percent live in Anglo-North America.

The surname is most widespread in The United States, where it is held by 12 people, or 1 in 30,204,911. In The United States Killroy is mostly found in: Massachusetts, where 25 percent reside, Illinois, where 17 percent reside and Texas, where 17 percent reside. Excluding The United States Killroy occurs in 5 countries. It also occurs in Chile, where 6 percent reside and India, where 6 percent reside.

Killroy Family Population Trend ^{historical fluctuation}

The prevalency of Killroy has changed over time. In The United States the number of people who held the Killroy last name declined 92 percent between 1880 and 2014.

Killroy Last Name Statistics ^demography

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

Killroy earn somewhat more than the average income. In United States they earn 9.41% more than the national average, earning $47,208 USD per year.