How Many People Are Named Koa Smith?
There are approximately 59 people named Koa Smith living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 5,809,396 Americans.
This estimate combines SSA birth records for the first name Koa with Census Bureau frequency data for the surname Smith. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
59
1 in 5,809,396 Americans
Combination Rarity
Rare
First Name
View full profileKoa
Last Name
View full profileSmith
Koa: Popularity Over Time
Year-by-year SSA birth registrations for the first name Koa. The peak year was 2024 with 1,281 births. The average person named Koa today is 7 years old.
Ancestry of the Smith Surname
Self-reported race and ethnicity breakdown for people with the surname Smith, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Koa" 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 "Smith" appears at a rate of 828.19 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 59 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people with the surname Smith
Koa Smith: Questions and Answers
How many people are named Koa Smith?
We estimate approximately 59 people named Koa Smith are alive in the United States today. The first name Koa is shared by 7,070 Americans, and the surname Smith is shared by 2,781,834.
How rare is the name Koa Smith?
This name combination is classified as Rare, occurring at a rate of about 1 in 5,809,396 Americans. The first name Koa is rare and the surname Smith is very common.
Is Koa a male or female name?
Koa is predominantly male, with 90.0% of bearers being male and 10.0% female. It peaked in popularity in 2024 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. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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