How Many People Are Named Thermon Johnson?

There are approximately 1 people named Thermon Johnson 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 Thermon 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 342,754,338 Americans

Combination Rarity

Very Rare

Very Rare Very Common

First Name

Thermon

Last Name

Johnson

Est. Bearers 2,130,885

Census Rank #2

Per 100K 621.69

Rarity Very Common

Thermon: Popularity Over Time

Year-by-year SSA birth registrations for the first name Thermon. The peak year was 1927 with 26 births. The average person named Thermon today is 75 years old.

Ancestry of the First Name Thermon

In the 2020 Census, the first name Thermon was most commonly recorded among people who identified as Black (57.69%). The next largest recorded groups were White (38.46%) and Hispanic (1.44%).

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

White

38.46%

Black

57.69%

Hispanic

1.44%

Asian/Pacific Islander

0.48%

American Indian/Alaska Native

0.48%

Two or More Races

1.44%

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 "Thermon" 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 Thermon 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 Thermon

Thermon Smith Thermon Jones Thermon Garcia Thermon Williams Thermon Brown

Other people with the surname Johnson

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

Thermon Johnson: Questions and Answers

How many people are named Thermon Johnson?

We estimate approximately 1 people named Thermon Johnson are alive in the United States today. The first name Thermon is shared by 222 Americans, and the surname Johnson is shared by 2,130,885.

How rare is the name Thermon Johnson?

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

Is Thermon a male or female name?

Thermon is predominantly male, with 100.0% of bearers being male and 0.0% female. It peaked in popularity in 1927 and the average bearer today is 75 years old.

What does the Census say about the first name Thermon?

In the 2020 Census, the first name Thermon was most commonly recorded among people who identified as Black (57.69%). The next largest recorded groups were White (38.46%) and Hispanic (1.44%). 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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