How Many People Are Named Isac Brown?

There are approximately 13 people named Isac Brown living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 26,365,718 Americans.

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

Estimated People with This Name

1 in 26,365,718 Americans

Combination Rarity

Rare

Very Rare Very Common

First Name

Isac

Last Name

Brown

Est. Bearers 1,636,337

Census Rank #4

Per 100K 487.16

Rarity Very Common

Isac: Popularity Over Time

Year-by-year SSA birth registrations for the first name Isac. The peak year was 2006 with 148 births. The average person named Isac today is 24 years old.

Ancestry of the Brown Surname

Self-reported race and ethnicity breakdown for people with the surname Brown, from the 2010 U.S. Census Bureau.

White

57.95%

Black

35.60%

Hispanic

2.52%

Asian/Pacific Islander

0.51%

American Indian/Alaska Native

0.87%

Two or More Races

2.55%

How we calculated this

The first name "Isac" 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 "Brown" appears at a rate of 487.16 per 100,000 people in the 2010 U.S. Census.

Multiplying these frequencies against the U.S. population of ~343 million gives 13 estimated people. This assumes first names and last names are statistically independent. Full methodology.

Other people named Isac

Isac Smith Isac Johnson Isac Williams Isac Jones Isac Garcia

Other people with the surname Brown

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

Isac Brown: Questions and Answers

How many people are named Isac Brown?

We estimate approximately 13 people named Isac Brown are alive in the United States today. The first name Isac is shared by 2,733 Americans, and the surname Brown is shared by 1,636,337.

How rare is the name Isac Brown?

This name combination is classified as Rare, occurring at a rate of about 1 in 26,365,718 Americans. The first name Isac is rare and the surname Brown is very common.

Is Isac a male or female name?

Isac is predominantly male, with 100.0% of bearers being male and 0.0% female. It peaked in popularity in 2006 and the average bearer today is 24 years old.

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. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.

How Many of Me

howmanyofme.org

There are 13 people with the name

Isac Brown

in the United States

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