View the most religious surnames in Ireland

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

Coolahan occurs in The United States more than any other country or territory. It may occur as:. Click here to see other possible spellings of this surname.

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

The last name Coolahan is the 621,618^th most numerous family name throughout the world It is held by approximately 1 in 14,752,117 people. It is primarily found in The Americas, where 59 percent of Coolahan reside; 59 percent reside in North America and 59 percent reside in Anglo-North America.

The surname Coolahan is most widespread in The United States, where it is held by 253 people, or 1 in 1,432,644. In The United States Coolahan is most prevalent in: Maryland, where 47 percent reside, New Jersey, where 14 percent reside and California, where 6 percent reside. Not including The United States this surname is found in 7 countries. It is also found in Australia, where 27 percent reside and Ireland, where 10 percent reside.

Coolahan Family Population Trend ^{historical fluctuation}

The frequency of Coolahan has changed over time. In The United States the number of people who held the Coolahan last name rose 816 percent between 1880 and 2014; in Ireland it rose 130 percent between 1901 and 2014 and in England it rose 156 percent between 1881 and 2014.

Coolahan Last Name Statistics ^demography

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

In The United States those holding the Coolahan surname are 25.96% more likely to be registered with the Republican Party than The US average, with 72.73% being registered to vote for 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.