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Riordan Family History

Riordan Name Meaning

Irish (Kerry): shortened form of O'Riordan an Anglicized form of Gaelic Ó Ríoghbhárdáin ‘descendant of Rióghbhárdán’ a byname composed of the elements ríogh- ‘royal’ + a diminutive of bárd ‘bard poet’.

Source: Dictionary of American Family Names 2nd edition, 2022


Similar surnames: Lordan, O'riordan, Toran, Doran, Ronan, Corgan, Corban, Gordon

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Hint: Try searching for a relative alive in 1940.

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Where is the Riordan family from?

You can see how Riordan families moved over time by selecting different census years. The Riordan family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Riordan families were found in USA in 1920. In 1840 there were 3 Riordan families living in Louisiana. This was 100% of all the recorded Riordan's in USA. Louisiana had the highest population of Riordan families in 1840.
Use census records and voter lists to see where families with the Riordan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.

What did your Riordan ancestors do for a living?

In 1940, Laborer and Stenographer were the top reported jobs for men and women in the USA named Riordan. 11% of Riordan men worked as a Laborer and 14% of Riordan women worked as a Stenographer. Some less common occupations for Americans named Riordan were Clerk and Bookkeeper. .

View Census Data for Riordan | Data not to scale

*We display top occupations by gender to maintain their historical accuracy during times when men and women often performed different jobs.

Top Male Occupations In 1940

  • Laborer
    11%
  • Salesman
    9%
  • Farmer
    7%
  • Clerk
    7%

Top Female Occupations In 1940

  • Stenographer
    14%
  • Teacher
    12%
  • Secretary
    6%
  • Bookkeeper
    6%
Black & white image of two construction labourers

What Riordan family records will you find?

Census Records

There are 58,000 census records available for the last name Riordan. Like a window into their day-to-day life, Riordan census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search US census records for Riordan

Passenger Lists

There are 16,000 immigration records available for the last name Riordan. Passenger lists are your ticket to knowing when your ancestors arrived in the USA, and how they made the journey - from the ship name to ports of arrival and departure.

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Draft Cards

There are 10,000 military records available for the last name Riordan. For the veterans among your Riordan ancestors, military collections provide insights into where and when they served, and even physical descriptions.

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What is the average Riordan lifespan?

Between 1945 and 2004, in the United States, Riordan life expectancy was at its lowest point in 1961, and highest in 1999. The average life expectancy for Riordan in 1945 was 54, and 71 in 2004.

View Social Security Death Index (SSDI) for Riordan

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