View the highest/lowest earning families in The United States

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

Riordan (Arabic: ريوردان, Hindi: रिओर्डन, Russian: Риордан) occurs most in The United States. It can occur as:. For other potential spellings of this name click here.

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

The last name Riordan is the 27,435^th most widely held last name on a worldwide basis, held by approximately 1 in 371,908 people. The surname Riordan occurs mostly in The Americas, where 61 percent of Riordan reside; 61 percent reside in North America and 61 percent reside in Anglo-North America. Riordan is also the 569,299^th most frequently occurring first name at a global level, held by 246 people.

The surname Riordan is most commonly held in The United States, where it is borne by 11,571 people, or 1 in 31,325. In The United States it is mostly found in: New York, where 13 percent reside, California, where 10 percent reside and Illinois, where 10 percent reside. Excluding The United States Riordan occurs in 69 countries. It is also common in Ireland, where 13 percent reside and Australia, where 12 percent reside.

Riordan Family Population Trend ^{historical fluctuation}

The occurrence of Riordan has changed through the years. In The United States the number of people who held the Riordan last name increased 1,195 percent between 1880 and 2014; in Ireland it declined 47 percent between 1901 and 2014; in England it increased 1,311 percent between 1881 and 2014; in Scotland it increased 1,025 percent between 1881 and 2014 and in Wales it increased 348 percent between 1881 and 2014.

Riordan Last Name Statistics ^demography

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

In The United States those bearing the Riordan last name are 3.42% more likely to be registered with the Republican Party than the national average, with 50.19% being registered to vote for the political party.

The amount Riordan earn in different countries varies markedly. In South Africa they earn 53.85% more than the national average, earning R 365,616 per year; in United States they earn 18.87% more than the national average, earning $51,290 USD per year and in Canada they earn 9.49% more than the national average, earning $54,398 CAD per year.