O'leary Family History

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O'leary Name Meaning

Irish (Munster): Americanized form of Ó Laoghaire ‘descendant of Laoghaire’, a byname originally meaning ‘keeper of the calves’, from laogh ‘calf’. This was the name of a 5th-century king of Ireland.

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

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O'leary Family Origin

Where is the O'leary family from?

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O'leary Family Occupations

What did your O'leary ancestors do for a living?

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

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  • Laborer

    21%
  • Farmer

    13%
  • Keeping House

    9%
  • Teamster

    2%

In 1880, the most common O'leary occupation in the USA was Laborer. 21% of O'leary's were Laborers. A less common occupation for the O'leary family was Teamster. Laborer, Farmer and Keeping House were the top 3 reported jobs worked by O'leary.

Source: Census data for O'leary | Data not to scale

O'leary Historical Records

What O'leary family records will you find?

Census records can give you a fascinating window into the day-to-day lives of your O'leary ancestors - like hours worked per week, level of education, veteran status, employers, and more.

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O'leary Life Expectancy

What is the average O'leary lifespan?

An unusually short lifespan might indicate that your O'leary 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.

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United States

Famous O'leary Family

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Ansel Easton Adams1902 - 1984 (82)
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Amelia Earhart1897 - 1939 (41)
Nikola Tesla1856 - 1943 (86)

Babe Ruth1895 - 1948 (53)
Abraham Lincoln1809 - 1865 (56)
Grace Kelly1929 - 1982 (52)
Frank Lloyd Wright1867 - 1959 (91)
Babe Ruth1895 - 1948 (53)
Abraham Lincoln1809 - 1865 (56)
Grace Kelly1929 - 1982 (52)
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