Find out how popular the last name Malloy is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Malloy.

Malloy, like all of the last names we have data for, is identified by the U.S. Census Bureau as a surname which has more than 100 occurrences in the United States in the Decennial Census survey. The most recent statistics we have for the Malloy surname is from the 2010 census data.

Popularity of Malloy in America

Malloy is the 2200th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Malloy surname appeared 16,546 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 6 people would have the surname Malloy.

We can also compare 2010 data for Malloy to data from the previous census in 2000. The table below contains all of the statistics for both years in a side-by-side comparison.

The history of the last name Malloy

The surname Malloy originated from Ireland, specifically from the Gaelic name Ó Mallaidh, which means "descendant of the tonsured one." This name dates back to the early medieval period in Ireland, around the 10th century.

Malloy is an anglicized version of the Irish Gaelic name Ó Mallaidh, which was commonly found in County Mayo and parts of Connacht. The name is derived from the word "malla," meaning "tonsured" or "cropped hair," referring to the tonsured hairstyle of monks.

The earliest recorded instances of the name Malloy can be found in the Annals of the Four Masters, a chronicle of medieval Irish history compiled in the 17th century. The annals mention several individuals with the name Ó Mallaidh, indicating the name's longstanding presence in Ireland.

One of the earliest known individuals with the surname Malloy was Muircheartach Ó Mallaidh, a 12th-century chieftain from County Mayo. He is mentioned in several historical records, including the Annals of Loch Cé, which document his involvement in local conflicts and political affairs.

Another notable bearer of the name was Seán Ó Mallaidh, a 16th-century Irish poet and scholar from County Mayo. He was renowned for his poetic works and contributions to Irish literature.

In the 17th century, the name Malloy appeared in the Fiants of the Tudor Sovereigns, a collection of records related to land grants and official appointments in Ireland during the Tudor period. This indicates that the Malloy family held positions of influence and land ownership during this time.

During the 18th and 19th centuries, the name Malloy was associated with several prominent figures in Ireland and abroad. Francis Malloy (1787-1868) was an Irish-born American politician who served as a member of the United States House of Representatives for Pennsylvania.

Another notable individual was Sir Joseph Malloy (1895-1965), an Irish judge and politician who served as the Lord Chief Justice of Northern Ireland from 1953 to 1960.

The surname Malloy has also been found in various historical records and documents, such as parish registers, census records, and land deeds, providing insights into the geographical distribution and migration patterns of the family over time.

Race and ethnic origin of people with the last name Malloy

We also have some data on the ancestry of people with the surname Malloy.

The below race categories are the modified race categories used in the Census Bureau's population estimates program. All people were categorized into six mutually exclusive racial and Hispanic origin groups:

1. White only
2. Black only
3. American Indian and Alaskan Native only
4. Asian and Pacific Islander only
5. Hispanic
6. Two or More Races

For the most recent 2010 census data, the race/ethnic origin breakdown for Malloy was:

Note: Any fields showing (S) means the data was suppressed for privacy so that the data does not in any way identify any specific individuals.

Since we have data from the previous census in 2000, we can also compare the values to see how the popularity of Malloy has changed in the 10 years between the two census surveys.

Data source

The last name data and ethnic breakdown of last names is sourced directly from the Decennial Census survey, conducted every 10 years by the United States Census Bureau.

The history and meaning of the name Malloy was researched and written by our team of onomatology and genealogy experts.

If you have a correction or suggestion to improve the history of Malloy, please contact us.

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