NameCensus.
Rare

Jason Williams

There are approximately 5,472 people named Jason Williams living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 62,638 Americans.

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

Expected bearers

5,472

1 in 62,638

Named Jason

993K

Alive today

Named Williams

1.9M

Alive today

US population

343M

Denominator

The first name Jason

Estimated living: 993K

Rarity: Very Common

Gender: Male

Peak year: 1977

Average age: 42

The surname Williams

Estimated bearers: 1.9M

Rarity: Very Common

Census rank: #3

Per 100K: 550.97

Top ancestry: Black (47.7%)

First name trend

Jason: popularity over time

Year-by-year SSA birth registrations for the first name Jason. The peak year was 1977 with 55,949 births. The average person named Jason today is 42 years old.

Babies born per year

MaleFemale
014K28K42K56K18801900192019401960198020002020

Ethnicity

Ancestry of the Williams surname

Self-reported race and ethnicity breakdown for people with the surname Williams, from the 2010 US Census Bureau. The largest group is Black at 47.7%.

  • Black or African American47.7%
  • White45.8%
  • Two or more races2.8%
  • Hispanic or Latino2.5%
  • American Indian and Alaska Native0.8%
  • Asian and Pacific Islander0.5%

Methodology

How we calculated this

The first name Jason has a living-bearer frequency of 0.2897% of the US population, based on 993,104 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).

The surname Williams appears at a rate of 550.97 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.5510%.

Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 5,472 people with the full name Jason Williams. 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 Jason

Related

Other people with the surname Williams

FAQ

Jason Williams: questions and answers

How many people are named Jason Williams?

We estimate approximately 5,472 people in the United States share the full name Jason Williams. That works out to about 1 in 62,638 Americans. This is calculated by combining the first-name frequency (0.2897%) with the surname frequency (550.97 per 100K) against the current US population.

How rare is the name Jason Williams?

We classify Jason Williams as "Rare". About 1 in 62,638 Americans share this exact first and last name combination.

Is Jason a male or female name?

Jason is predominantly male. Out of 1,054,860 total SSA registrations, 99.5% were male and 0.5% were female. See the full Jason 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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Jason Williams

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