View the highest/lowest earning families in The United States

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

The last name Shannahan occurs in The United States more than any other country or territory. It may appear as:. Click here for further potential spellings of this last name.

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

This surname is the 242,121^st most frequently occurring surname on earth It is held by approximately 1 in 4,419,373 people. This surname occurs mostly in The Americas, where 68 percent of Shannahan are found; 68 percent are found in North America and 68 percent are found in Anglo-North America.

Shannahan is most frequently used in The United States, where it is carried by 990 people, or 1 in 366,120. In The United States it is mostly found in: Maryland, where 22 percent reside, California, where 8 percent reside and Florida, where 7 percent reside. Outside of The United States Shannahan occurs in 9 countries. It also occurs in Australia, where 24 percent reside and Canada, where 9 percent reside.

Shannahan Family Population Trend ^{historical fluctuation}

The prevalency of Shannahan has changed through the years. In The United States the number of people carrying the Shannahan last name rose 146 percent between 1880 and 2014; in England it rose 354 percent between 1881 and 2014; in Ireland it fell 81 percent between 1901 and 2014 and in Scotland it rose 300 percent between 1881 and 2014.

Shannahan Last Name Statistics ^demography

The religious adherence of those bearing the surname is principally Catholic (99%) in Ireland.

In The United States those holding the Shannahan last name are 10.49% more likely to be registered Republicans than The US average, with 57.26% registered to vote for the party.

The amount Shannahan earn in different countries varies significantly. In United States they earn 21.21% more than the national average, earning $52,300 USD per year and in Canada they earn 8.15% less than the national average, earning $45,632 CAD per year.