NameCensus.
Very Rare

Mario Lanfranchi

There are approximately 1 people named Mario Lanfranchi living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 342,754,338 Americans.

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

Expected bearers

1

1 in 342,754,338

Named Mario

132K

Alive today

Named Lanfranchi

206

Alive today

US population

343M

Denominator

The first name Mario

Estimated living: 132K

Rarity: Common

Gender: Male

Peak year: 1980

Average age: 38

The surname Lanfranchi

Estimated bearers: 206

Rarity: Very Rare

Census rank: #105,600

Per 100K: 0.06

Top ancestry: White (91.7%)

First name trend

Mario: popularity over time

Year-by-year SSA birth registrations for the first name Mario. The peak year was 1980 with 2,974 births. The average person named Mario today is 38 years old.

Babies born per year

MaleFemale
07441K2K3K1900192019401960198020002020

Ethnicity

Ancestry of the Lanfranchi surname

Self-reported race and ethnicity breakdown for people with the surname Lanfranchi, from the 2010 US Census Bureau. The largest group is White at 91.7%.

  • White91.7%
  • Hispanic or Latino7.1%
  • Unknown or suppressed1.2%

Methodology

How we calculated this

The first name Mario has a living-bearer frequency of 0.0384% of the US population, based on 131,578 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).

The surname Lanfranchi appears at a rate of 0.06 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0001%.

Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 1 people with the full name Mario Lanfranchi. 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 Mario

FAQ

Mario Lanfranchi: questions and answers

How many people are named Mario Lanfranchi?

We estimate approximately 1 people in the United States share the full name Mario Lanfranchi. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0384%) with the surname frequency (0.06 per 100K) against the current US population.

How rare is the name Mario Lanfranchi?

We classify Mario Lanfranchi as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.

Is Mario a male or female name?

Mario is predominantly male. Out of 151,662 total SSA registrations, 99.3% were male and 0.7% were female. See the full Mario 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 1 people

with the full name

Mario Lanfranchi

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