NameCensus.
Very Rare

Barry Mahon

There are approximately 4 people named Barry Mahon living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 85,688,585 Americans.

This estimate combines SSA birth records for the first name Barry with Census Bureau frequency data for the surname Mahon. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.

Expected bearers

4

1 in 85,688,585

Named Barry

137K

Alive today

Named Mahon

11K

Alive today

US population

343M

Denominator

The first name Barry

Estimated living: 137K

Rarity: Common

Gender: Male

Peak year: 1962

Average age: 63

The surname Mahon

Estimated bearers: 11K

Rarity: Uncommon

Census rank: #3,749

Per 100K: 3.20

Top ancestry: White (88.8%)

First name trend

Barry: popularity over time

Year-by-year SSA birth registrations for the first name Barry. The peak year was 1962 with 6,610 births. The average person named Barry today is 63 years old.

Babies born per year

MaleFemale
02K3K5K7K1900192019401960198020002020

Ethnicity

Ancestry of the Mahon surname

Self-reported race and ethnicity breakdown for people with the surname Mahon, from the 2010 US Census Bureau. The largest group is White at 88.8%.

  • White88.8%
  • Black or African American5.1%
  • Hispanic or Latino3.4%
  • Two or more races1.7%
  • Asian and Pacific Islander0.7%
  • American Indian and Alaska Native0.3%

Methodology

How we calculated this

The first name Barry has a living-bearer frequency of 0.0398% of the US population, based on 136,504 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).

The surname Mahon appears at a rate of 3.20 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0032%.

Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 4 people with the full name Barry Mahon. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.

Read the full methodology.

Related

Other people named Barry

FAQ

Barry Mahon: questions and answers

How many people are named Barry Mahon?

We estimate approximately 4 people in the United States share the full name Barry Mahon. That works out to about 1 in 85,688,585 Americans. This is calculated by combining the first-name frequency (0.0398%) with the surname frequency (3.20 per 100K) against the current US population.

How rare is the name Barry Mahon?

We classify Barry Mahon as "Very Rare". About 1 in 85,688,585 Americans share this exact first and last name combination.

Is Barry a male or female name?

Barry is predominantly male. Out of 181,921 total SSA registrations, 99.6% were male and 0.4% were female. See the full Barry profile for detailed gender data.

Where does this data come from?

First-name data comes from the Social Security Administration's national baby name files (1880 to 2024). Surname data comes from the 2010 US Census Bureau decennial surname tables. Living-bearer estimates use CDC actuarial life tables to adjust for mortality. Read the full methodology.

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There are 4 people

with the full name

Barry Mahon

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