View the most religious surnames in Ireland

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

The surname Coolahan is carried by more people in The United States than any other country/territory. It may be rendered as:. Click here for further potential spellings of Coolahan.

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

The last name Coolahan is the 621,618^th most frequently held surname on a global scale. It is borne by around 1 in 14,752,117 people. This surname is predominantly found in The Americas, where 59 percent of Coolahan live; 59 percent live in North America and 59 percent live in Anglo-North America.

The last name is most common in The United States, where it is borne by 253 people, or 1 in 1,432,644. In The United States it is most numerous in: Maryland, where 47 percent reside, New Jersey, where 14 percent reside and California, where 6 percent reside. Beside The United States this surname exists in 7 countries. It is also common in Australia, where 27 percent reside and Ireland, where 10 percent reside.

Coolahan Family Population Trend ^{historical fluctuation}

The frequency of Coolahan has changed through the years. In The United States the share of the population with the last name grew 816 percent between 1880 and 2014; in Ireland it grew 130 percent between 1901 and 2014 and in England it grew 156 percent between 1881 and 2014.

Coolahan Last Name Statistics ^demography

The religious devotion of those holding the Coolahan last name is predominantly Catholic (97%) in Ireland.

In The United States those holding the Coolahan last name are 25.96% more likely to be registered Republicans than the national average, with 72.73% registered with the party.

The amount Coolahan earn in different countries varies significantly. In United States they earn 40.89% more than the national average, earning $60,793 USD per year and in Canada they earn 12.51% more than the national average, earning $55,900 CAD per year.