How Many People Are Named Trennan Johnson?
There are approximately 1 people named Trennan 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 Trennan with Census Bureau frequency data for the surname Johnson. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
1
1 in 342,754,338 Americans
Combination Rarity
Very Rare
First Name
View full profileTrennan
Last Name
View full profileJohnson
Trennan: Popularity Over Time
Year-by-year SSA birth registrations for the first name Trennan. The peak year was 2013 with 5 births. The average person named Trennan today is 12 years old.
Ancestry of the Johnson Surname
Self-reported race and ethnicity breakdown for people with the surname Johnson, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Trennan" 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 655.24 per 100,000 people in the 2010 U.S. Census.
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 Trennan
Other people with the surname Johnson
Trennan Johnson: Questions and Answers
How many people are named Trennan Johnson?
We estimate approximately 1 people named Trennan Johnson are alive in the United States today. The first name Trennan is shared by 10 Americans, and the surname Johnson is shared by 2,245,864.
How rare is the name Trennan Johnson?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 342,754,338 Americans. The first name Trennan is very rare and the surname Johnson is very common.
Is Trennan a male or female name?
Trennan is predominantly male, with 100.0% of bearers being male and 0.0% female. It peaked in popularity in 2013 and the average bearer today is 12 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.
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