NameCensus.
Rare

Olivia Williams

There are approximately 2,892 people named Olivia Williams living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 118,518 Americans.

This estimate combines SSA birth records for the first name Olivia 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

2,892

1 in 118,518

Named Olivia

525K

Alive today

Named Williams

1.9M

Alive today

US population

343M

Denominator

The first name Olivia

Estimated living: 525K

Rarity: Very Common

Gender: Female

Peak year: 2014

Average age: 19

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

Olivia: popularity over time

Year-by-year SSA birth registrations for the first name Olivia. The peak year was 2014 with 19,859 births. The average person named Olivia today is 19 years old.

Babies born per year

MaleFemale
05K10K15K20K18801900192019401960198020002020

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 Olivia has a living-bearer frequency of 0.1531% of the US population, based on 524,918 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 2,892 people with the full name Olivia 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 Olivia

Related

Other people with the surname Williams

FAQ

Olivia Williams: questions and answers

How many people are named Olivia Williams?

We estimate approximately 2,892 people in the United States share the full name Olivia Williams. That works out to about 1 in 118,518 Americans. This is calculated by combining the first-name frequency (0.1531%) with the surname frequency (550.97 per 100K) against the current US population.

How rare is the name Olivia Williams?

We classify Olivia Williams as "Rare". About 1 in 118,518 Americans share this exact first and last name combination.

Is Olivia a male or female name?

Olivia is predominantly female. Out of 554,445 total SSA registrations, 0.1% were male and 99.9% were female. See the full Olivia 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 2.9K people

with the full name

Olivia Williams

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