NameCensus.
Very Rare

Martha Plimpton

There are approximately 1 people named Martha Plimpton 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 Martha with Census Bureau frequency data for the surname Plimpton. 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 Martha

200K

Alive today

Named Plimpton

651

Alive today

US population

343M

Denominator

The first name Martha

Estimated living: 200K

Rarity: Common

Gender: Female

Peak year: 1947

Average age: 65

The surname Plimpton

Estimated bearers: 651

Rarity: Very Rare

Census rank: #38,948

Per 100K: 0.19

Top ancestry: White (94.3%)

First name trend

Martha: popularity over time

Year-by-year SSA birth registrations for the first name Martha. The peak year was 1947 with 10,674 births. The average person named Martha today is 65 years old.

Babies born per year

MaleFemale
03K5K8K11K18801900192019401960198020002020

Ethnicity

Ancestry of the Plimpton surname

Self-reported race and ethnicity breakdown for people with the surname Plimpton, from the 2010 US Census Bureau. The largest group is White at 94.3%.

  • White94.3%
  • Hispanic or Latino2.8%
  • Two or more races1.2%
  • American Indian and Alaska Native0.9%

Methodology

How we calculated this

The first name Martha has a living-bearer frequency of 0.0584% of the US population, based on 200,283 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).

The surname Plimpton appears at a rate of 0.19 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0002%.

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 Martha Plimpton. 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 Martha

FAQ

Martha Plimpton: questions and answers

How many people are named Martha Plimpton?

We estimate approximately 1 people in the United States share the full name Martha Plimpton. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0584%) with the surname frequency (0.19 per 100K) against the current US population.

How rare is the name Martha Plimpton?

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

Is Martha a male or female name?

Martha is predominantly female. Out of 553,316 total SSA registrations, 0.4% were male and 99.6% were female. See the full Martha 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

Martha Plimpton

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