History of your Surname
Get access to Oconnor family records.Start a free trial

Oconnor Family History

Oconnor Name Meaning

Irish (especially Munster): Anglicized form of Gaelic Ó Conchobhair ‘descendant of Conchobhar’ a personal name which is said to have originated as Cú Chobhair from cú ‘hound’ (genitive con) + cobhar ‘desiring’ i.e. ‘hound of desire’. Present-day bearers of the surname claim descent from a 10th-century king of Connacht of this name. In Irish legend Conchobhar was a king of Ulster who lived at around the time of Christ and who adopted the youthful Cú Chulainn.

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


Similar surnames: O'connor, Connor, Conner, Connon, Connors, O'conor, O'conner, Condor

Search for a relative to learn more about your family history.

Hint: Try searching for a relative alive in 1940.

Black & white image of a young woman scientist

Where is the Oconnor family from?

You can see how Oconnor families moved over time by selecting different census years. The Oconnor family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Oconnor families were found in USA in 1920. In 1891 there were 550 Oconnor families living in Lancashire. This was about 31% of all the recorded Oconnor's in United Kingdom. Lancashire had the highest population of Oconnor families in 1891.
Use census records and voter lists to see where families with the Oconnor surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
Mapbox
© Mapbox © OpenStreetMap Improve this map

What did your Oconnor ancestors do for a living?

In 1939, General Labourer and Unpaid Domestic Duties were the top reported jobs for men and women in the United Kingdom named Oconnor. 28% of Oconnor men worked as a General Labourer and 65% of Oconnor women worked as an Unpaid Domestic Duties. Some less common occupations for Americans named Oconnor were Colliery Surface Work and Printer Art Clerk. .

View Census Data for Oconnor | 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 1939

  • General Labourer
    28%
  • Brickworks Labourer
    19%
  • Seaman
    19%
  • Colliery Surface Work
    19%

Top Female Occupations In 1939

  • Unpaid Domestic Duties
    65%
  • School Teacher
    5%
  • Factory Work General
    3%
  • Printer Art Clerk
    3%
Black & white image of two construction labourers

What Oconnor family records will you find?

Census Records

There are 542,000 census records available for the last name Oconnor. Like a window into their day-to-day life, Oconnor census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for Oconnor

Passenger Lists

There are 119,000 immigration records available for the last name Oconnor. Passenger lists are your ticket to knowing when your ancestors arrived in the UK, and how they made the journey - from the ship name to ports of arrival and departure.

View all Oconnor immigration records

Draft Cards

There are 102,000 military records available for the last name Oconnor. For the veterans among your Oconnor ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Oconnor military records

You've only scratched the surface of Oconnor family history

Discover More

What is the average Oconnor lifespan?

Between 1940 and 2004, in the United States, Oconnor life expectancy was at its lowest point in 1940, and highest in 2004. The average life expectancy for Oconnor in 1940 was 30, and 77 in 2004.

View Social Security Death Index (SSDI) for Oconnor

Discover the unique achievements of ancestors in the Oconnor family tree

Explore Your Tree

Browse profiles of historical people with the Oconnor last name

Search for another surname
Enter last name/surname
Start a 14-Day Free Trial