NameCensus.
Very Rare

Tony Bui

There are approximately 19 people named Tony Bui living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 18,039,702 Americans.

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

Expected bearers

19

1 in 18,039,702

Named Tony

195K

Alive today

Named Bui

34K

Alive today

US population

343M

Denominator

The first name Tony

Estimated living: 195K

Rarity: Common

Gender: Male

Peak year: 1961

Average age: 54

The surname Bui

Estimated bearers: 34K

Rarity: Uncommon

Census rank: #1,222

Per 100K: 9.80

Top ancestry: Asian/Pacific Islander (95.5%)

First name trend

Tony: popularity over time

Year-by-year SSA birth registrations for the first name Tony. The peak year was 1961 with 8,363 births. The average person named Tony today is 54 years old.

Babies born per year

MaleFemale
02K4K6K8K18801900192019401960198020002020

Ethnicity

Ancestry of the Bui surname

Self-reported race and ethnicity breakdown for people with the surname Bui, from the 2010 US Census Bureau. The largest group is Asian/Pacific Islander at 95.5%.

  • Asian and Pacific Islander95.5%
  • White1.7%
  • Two or more races1.6%
  • Hispanic or Latino0.9%
  • Black or African American0.3%
  • American Indian and Alaska Native0.0%

Methodology

How we calculated this

The first name Tony has a living-bearer frequency of 0.0568% of the US population, based on 194,799 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).

The surname Bui appears at a rate of 9.80 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0098%.

Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 19 people with the full name Tony Bui. 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 Tony

FAQ

Tony Bui: questions and answers

How many people are named Tony Bui?

We estimate approximately 19 people in the United States share the full name Tony Bui. That works out to about 1 in 18,039,702 Americans. This is calculated by combining the first-name frequency (0.0568%) with the surname frequency (9.80 per 100K) against the current US population.

How rare is the name Tony Bui?

We classify Tony Bui as "Very Rare". About 1 in 18,039,702 Americans share this exact first and last name combination.

Is Tony a male or female name?

Tony is predominantly male. Out of 254,158 total SSA registrations, 98.9% were male and 1.1% were female. See the full Tony 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 19 people

with the full name

Tony Bui

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