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O'mahony Family History

O'mahony Name Meaning

Irish: variant spelling of O’Mahoney.

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

Similar surnames: Mahony, O'mahoney, O'maley, Malony, Maroney, Mcmahan, Maloy, O'brion

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Where is the O'mahony family from?

You can see how O'mahony families moved over time by selecting different census years. The O'mahony family name was found in the USA, and Scotland between 1880 and 1920. The most O'mahony families were found in USA in 1880. In 1880 there were 17 O'mahony families living in Missouri. This was about 23% of all the recorded O'mahony's in USA. Missouri had the highest population of O'mahony families in 1880.
Use census records and voter lists to see where families with the O'mahony surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.

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

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

What O'mahony family records will you find?

Census Records

There are 8,000 census records available for the last name O'mahony. Like a window into their day-to-day life, O'mahony census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search Canadian census records for O'mahony

Passenger Lists

There are 2,000 immigration records available for the last name O'mahony. Passenger lists are your ticket to knowing when your ancestors arrived in Canada, and how they made the journey - from the ship name to ports of arrival and departure.

View all O'mahony immigration records

Draft Cards

There are 705 military records available for the last name O'mahony. For the veterans among your O'mahony ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all O'mahony military records

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What is the average O'mahony lifespan?

Average O'mahony life expectancy in 2000 was 86 years. This was higher than the general public life expectancy which was 75.

View Social Security Death Index (SSDI) for O'mahony

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