Crehan Family History

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Crehan Name Meaning

(Sligo) Anglicized form of Gaelic Ó Croidheáin ‘descendant of Croidheán’, from a diminutive of croidhe ‘heart’. Compare Creegan. (originally Mayo and Tyrone) Anglicized form of Gaelic Ó Creacháin or Ó Criocháin, from a diminutive of creach ‘blind’.

Source: Dictionary of American Family Names ©2013, Oxford University Press

Similar surnames: Crean, Meehan, Behan, Cregan, Creegan, Skehan, Regan, Cryan, Crahan

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Crehan Family Origin

Where is the Crehan family from?

Crehan Family Occupations

What did your Crehan ancestors do for a living?

In 1880, the most common Crehan occupation in the USA was Laborer. 24% of Crehan's were Laborers. Laborer, Farmer and Keeping House were the top 3 reported jobs worked by Crehan. A less common occupation for the Crehan family was At Home.

View Census data for Crehan | Data not to scale

  • Laborer

  • Farmer

  • Keeping House

  • At Home


Census records can tell you a lot of little known facts about your Crehan ancestors, such as occupation. Occupation can tell you about your ancestor's social and economic status.

Crehan Historical Records

What Crehan family records will you find?

Census Record

There are 5,000 census records available for the last name Crehan. Like a window into their day-to-day life, Crehan census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search 1940's US census records for Crehan

Passenger List

There are 1,000 immigration records available for the last name Crehan. 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.

View all Crehan immigration records

Draft Card

There are 935 military records available for the last name Crehan. For the veterans among your Crehan ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Crehan military records

You've only scratched the surface of Crehan family history.

Crehan Life Expectancy

What is the average Crehan lifespan?

Between 1950 and 2004, in the United States, Crehan life expectancy was at its lowest point in 1950, and highest in 2000. The average life expectancy for Crehan in 1950 was 49, and 77 in 2004.

View Social Security Death Index (SSDI) for Crehan

An unusually short lifespan might indicate that your Crehan ancestors lived in harsh conditions. A short lifespan might also indicate health problems that were once prevalent in your family. The SSDI is a searchable database of more than 70 million names. You can find birthdates, death dates, addresses and more.

Famous Crehan Family Ancestors

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