How Many People Are Named Rosalyn Johnson?

There are approximately 97 people named Rosalyn Johnson living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 3,533,550 Americans.

This estimate combines SSA birth records for the first name Rosalyn 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

97

1 in 3,533,550 Americans

Combination Rarity

Rare

Very Rare Very Common

Rosalyn: Popularity Over Time

Year-by-year SSA birth registrations for the first name Rosalyn. The peak year was 1955 with 422 births. The average person named Rosalyn today is 45 years old.

0 84 169 253 338 422 1900 1920 1940 1960 1980 2000 2020

Ancestry of the First Name Rosalyn

In the 2020 Census, the first name Rosalyn was most commonly recorded among people who identified as White (42.86%). The next largest recorded groups were Black (34.92%) and Hispanic (12.73%).

These percentages describe the people who had the first name Rosalyn 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 Rosalyn rose or fell over time.

White
42.86%
Black
34.92%
Hispanic
12.73%
Asian/Pacific Islander
5.76%
American Indian/Alaska Native
0.80%
Two or More Races
2.94%

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 "Rosalyn" 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 Rosalyn are likely to be alive now.

Multiplying these frequencies against the U.S. population of ~343 million gives 97 estimated people. This assumes first names and last names are statistically independent. Full methodology.

Rosalyn Johnson: Questions and Answers

How many people are named Rosalyn Johnson?

We estimate approximately 97 people named Rosalyn Johnson are alive in the United States today. The first name Rosalyn is shared by 15,618 Americans, and the surname Johnson is shared by 2,130,885.

How rare is the name Rosalyn Johnson?

This name combination is classified as Rare, occurring at a rate of about 1 in 3,533,550 Americans. The first name Rosalyn is uncommon and the surname Johnson is very common.

Is Rosalyn a male or female name?

Rosalyn is predominantly female, with 0.0% of bearers being male and 100.0% female. It peaked in popularity in 1955 and the average bearer today is 45 years old.

What does the Census say about the first name Rosalyn?

In the 2020 Census, the first name Rosalyn was most commonly recorded among people who identified as White (42.86%). The next largest recorded groups were Black (34.92%) and Hispanic (12.73%). 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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