How Many People Are Named Seylah Johnson?

There are approximately 2 people named Seylah Johnson living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 171,377,169 Americans.

This estimate combines SSA birth records for the first name Seylah with Census Bureau frequency data for the surname Johnson. 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 171,377,169 Americans

Combination Rarity

Very Rare

Very Rare Very Common

First Name

Seylah

Last Name

Johnson

Est. Bearers 2,130,885

Census Rank #2

Per 100K 621.69

Rarity Very Common

Seylah: Popularity Over Time

Year-by-year SSA birth registrations for the first name Seylah. The peak year was 2023 with 38 births. The average person named Seylah today is 7 years old.

Ancestry of the Johnson Surname

The surname Johnson 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 Johnson 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

56.79%

Black

33.56%

Hispanic

3.34%

Asian/Pacific Islander

0.71%

American Indian/Alaska Native

0.88%

Two or More Races

4.72%

How we calculated this

The first name "Seylah" 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 "Johnson" appears at a rate of 621.69 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 Seylah are likely to be alive now.

Multiplying these frequencies against the U.S. population of ~343 million gives 2 estimated people. This assumes first names and last names are statistically independent. Full methodology.

Other people named Seylah

Seylah Smith Seylah Jones Seylah Garcia Seylah Williams Seylah Brown

Other people with the surname Johnson

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

Seylah Johnson: Questions and Answers

How many people are named Seylah Johnson?

We estimate approximately 2 people named Seylah Johnson are alive in the United States today. The first name Seylah is shared by 249 Americans, and the surname Johnson is shared by 2,130,885.

How rare is the name Seylah Johnson?

This name combination is classified as Very Rare, occurring at a rate of about 1 in 171,377,169 Americans. The first name Seylah is very rare and the surname Johnson is very common.

Is Seylah a male or female name?

Seylah is predominantly female, with 0.0% of bearers being male and 100.0% female. It peaked in popularity in 2023 and the average bearer today is 7 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. 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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