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O'ncay Family History

O'ncay Surname Meaning

Historically, surnames evolved as a way to sort people into groups - by occupation, place of origin, clan affiliation, patronage, parentage, adoption, and even physical characteristics (like red hair). Many of the modern surnames in the dictionary can be traced back to Britain and Ireland.


Similar surnames: Conway, Monday, Duncan, Dunay, Nay, Janca, Zanca, Loncar, Moncayo

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

Hint: Try searching for a relative alive in 1940.

Where is the O'ncay family from?

You can see how O'ncay families moved over time by selecting different census years. The O'ncay family name was found in the USA in 1920. In 1920 there was 1 O'ncay family living in New York. This was 100% of all the recorded O'ncay's in USA. New York had the highest population of O'ncay families in 1920.
Use census records and voter lists to see where families with the O'ncay surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
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What O'ncay family records will you find?

Census Records

There are 83 census records available for the last name O'ncay. Like a window into their day-to-day life, O'ncay census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for O'ncay

Passenger Lists

There are 28 immigration records available for the last name O'ncay. 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 O'ncay immigration records

Draft Cards

There are 106 military records available for the last name O'ncay. For the veterans among your O'ncay ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all O'ncay military records

You've only scratched the surface of O'ncay family history

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What is the average O'ncay lifespan?

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

Social Security Death Index (SSDI) for O'ncay

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