How Many People Are Named Jacoba Jones?

There are approximately 1 people named Jacoba Jones 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 Jacoba with Census Bureau frequency data for the surname Jones. Below you will find a breakdown of both names, including popularity trends, gender data, and Census background data where it is available.

Estimated People with This Name

1 in 342,754,338 Americans

Combination Rarity

Very Rare

Very Rare Very Common

First Name

Jacoba

Last Name

Jones

Est. Bearers 1,586,209

Census Rank #5

Per 100K 462.78

Rarity Very Common

Jacoba: Popularity Over Time

Year-by-year SSA birth registrations for the first name Jacoba. The peak year was 1921 with 17 births. The average person named Jacoba today is 39 years old.

Ancestry of the First Name Jacoba

In the 2020 Census, the first name Jacoba was most commonly recorded among people who identified as White (45.34%). The next largest recorded groups were Hispanic (42.02%) and Black (5.87%).

These percentages describe the people who had the first name Jacoba in the 2020 Census. They do not tell you the deeper origin or meaning of the name itself.

Read this as a snapshot of who already had the name in 2020, not as a trend line. The SSA chart above is still the better way to see how Jacoba rose or fell over time.

White

45.34%

Black

5.87%

Hispanic

42.02%

Asian/Pacific Islander

1.92%

American Indian/Alaska Native

0.89%

Two or More Races

3.96%

Ancestry of the Jones Surname

The surname Jones was most commonly recorded among people who identified as White in the 2020 Census.

This is a self-reported race and ethnicity breakdown for people who had the surname Jones in the published Census surname tables. It gives useful context around who was recorded with the name, but it does not tell the full family history of every Boone line.

White

53.06%

Black

37.22%

Hispanic

3.35%

Asian/Pacific Islander

0.59%

American Indian/Alaska Native

0.91%

Two or More Races

4.87%

How we calculated this

The first name "Jacoba" has an estimated frequency of < 0.0001% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.

The surname "Jones" appears at a rate of 462.78 per 100,000 people in the 2020 U.S. Census.

We do not use the Census first-name snapshot for the main estimate because it is only published once every 10 years. The latest public first-name Census file is from 2020, which is already 6 years old. SSA birth records plus CDC survival data give a better current estimate of how many people with the first name Jacoba are likely to be alive now.

Multiplying these frequencies against the U.S. population of ~343 million gives 1 estimated people. This assumes first names and last names are statistically independent. Full methodology.

Other people named Jacoba

Jacoba Williams Jacoba Garcia Jacoba Smith Jacoba Johnson Jacoba Brown

Other people with the surname Jones

Michael Jones James Jones John Jones David Jones Robert Jones William Jones Christopher Jones Joseph Jones

Jacoba Jones: Questions and Answers

How many people are named Jacoba Jones?

We estimate approximately 1 people named Jacoba Jones are alive in the United States today. The first name Jacoba is shared by 139 Americans, and the surname Jones is shared by 1,586,209.

How rare is the name Jacoba Jones?

This name combination is classified as Very Rare, occurring at a rate of about 1 in 342,754,338 Americans. The first name Jacoba is very rare and the surname Jones is very common.

Is Jacoba a male or female name?

Jacoba is predominantly female, with 0.0% of bearers being male and 100.0% female. It peaked in popularity in 1921 and the average bearer today is 39 years old.

What does the Census say about the first name Jacoba?

In the 2020 Census, the first name Jacoba was most commonly recorded among people who identified as White (45.34%). The next largest recorded groups were Hispanic (42.02%) and Black (5.87%). These percentages describe the people who had the name in the 2020 Census, not the deeper origin of the name itself.

Where does this data come from?

First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. When available, first-name Census background data comes from the 2020 U.S. Census Bureau first-name tables. Surname data comes from the 2020 U.S. Census Bureau. Full methodology.

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