14-Day Free Trial GIVE ME ACCESS

O'brien Family History

O'brien Name Meaning
Irish: Anglicized form of Gaelic Ó Briain ‘descendant of Brian’, a personal name probably based on the element bre- ‘hill’, with the transferred sense ‘eminence’, i.e. ‘exalted one’. See also Bryan. In Ireland there has also been some confusion with O’Byrne (see Byrne).

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

3,361,466 Historical Documents with O'brien on Ancestry.com
1,103,113 Birth, Marriage, and Deaths
169,845 Military Records
181,255 Immigration Records
930,693 Census and Voter Lists
976,560 Member Trees

Ready to discover your family story?

Simply start with yourself and we'll do the searching for you.

Name Distribution of O'brien Families

  • Number of O'brien families
     399 - 796
     134 - 398
     1 - 133
     
    from the 1920 US Federal Census Data
  • Number of O'brien families
     294 - 585
     99 - 293
     1 - 98
     
    from the 1891 England and Wales Census Data
  • Number of O'brien families
     235 - 468
     79 - 234
     1 - 78
     
    from the 1891 Scotland Census Data

O'brien census records

You can see how O'brien families moved over time by selecting different Census years.

Census records can tell you little-known facts about your ancestors such as birthplace, occupation and value of personal estate.

View all O'brien census records >

O'brien Family Origin

Click on a place to view O'brien immigration records

The information for this chart came from the U.S. Immigration Collection at Ancestry.com. You can find out where the majority of the O'brien families were living before they immigrated to the U.S and learn where to focus your search for foreign records.

Immigration records can tell you an ancestor's name, ship name, port of departure, port of arrival, and destination.

View all O'brien immigration records >

O'brien Immigration Information

from the New York Passenger Lists

Click on a circle in the chart to view O'brien immigration records

You can find out when most of the O'brien families immigrated to the United States. You can focus your search to immigration records dating from that era.

Immigration records can tell you an ancestor's name, ship name, port of departure, port of arrival and destination.

View all O'brien immigration records >

Average Life Expectancy for O'brien

Click on a circle in the chart to view O'brien birth and death records

An unusually short lifespan might indicate that your 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.

View all O'brien ancestors in the SSDI

O'brien Family Occupations

from 1880 Federal Census Data

O'brien census records

Census records can offer a lot of little known facts about your O'brien ancestors, such as occupation.

Occupation can tell you about your ancestors' social status and economic status.

View all O'brien census records >

O'brien Civil War Service Records

Click to view veteran service records

You can find out if your ancestors came primarily from the North of the South.

Military records can tell you an ancestor's birthplace, occupation, and even physical description.

View all O'brien military records >

Message Board about O'brien

Browse message boards to get helpful hints from other people researching the name O'brien.

There are no messages in the O'brien message board.
Look up another family name
×
  • Visit our other sites:

© 1997-2014 Ancestry.com | Corporate Information | Privacy | Terms and Conditions