View the most partisan surnames in The United States

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

The surname Hennessey is more frequently found in The United States than any other country or territory. It may be found in the variant forms:. Click here for further potential spellings of this surname.

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

This last name is the 30,323^rd most widely held family name on a worldwide basis, borne by approximately 1 in 413,666 people. Hennessey is predominantly found in The Americas, where 74 percent of Hennessey are found; 74 percent are found in North America and 74 percent are found in Anglo-North America. Hennessey is also the 986,211^th most frequently used first name throughout the world, held by 93 people.

This last name is most common in The United States, where it is carried by 11,499 people, or 1 in 31,521. In The United States Hennessey is primarily concentrated in: Massachusetts, where 10 percent are found, New York, where 9 percent are found and California, where 8 percent are found. Aside from The United States Hennessey occurs in 52 countries. It also occurs in England, where 13 percent are found and Canada, where 10 percent are found.

Hennessey Family Population Trend ^{historical fluctuation}

The occurrence of Hennessey has changed over time. In The United States the number of people bearing the Hennessey last name increased 647 percent between 1880 and 2014; in England it increased 487 percent between 1881 and 2014; in Ireland it decreased 26 percent between 1901 and 2014; in Wales it increased 370 percent between 1881 and 2014 and in Scotland it increased 1,167 percent between 1881 and 2014.

Hennessey Last Name Statistics ^demography

The religious adherence of those holding the last name is predominantly Catholic (98%) in Ireland.

In The United States those bearing the Hennessey last name are 0.27999999999999% more likely to be registered Democrats than the national average, with 52.95% being registered with the party.

The amount Hennessey earn in different countries varies greatly. In South Africa they earn 137.89% more than the national average, earning R 565,320 per year; in Colombia they earn 17.29% less than the national average, earning $18,777,300 COP per year; in United States they earn 12.46% more than the national average, earning $48,524 USD per year and in Canada they earn 3.67% less than the national average, earning $47,859 CAD per year.