How Many People Are Named Kaia Smith?

There are approximately 158 people named Kaia Smith living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 2,169,331 Americans.

This estimate combines SSA birth records for the first name Kaia 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

158

1 in 2,169,331 Americans

Combination Rarity

Uncommon

Very Rare Very Common

First Name

Kaia

Last Name

Smith

Est. Bearers 2,781,834

Census Rank #1

Per 100K 828.19

Rarity Very Common

Kaia: Popularity Over Time

Year-by-year SSA birth registrations for the first name Kaia. The peak year was 2024 with 1,675 births. The average person named Kaia today is 12 years old.

Male

Female

Ancestry of the Smith Surname

Self-reported race and ethnicity breakdown for people with the surname Smith, from the 2010 U.S. Census Bureau.

White

70.90%

Black

23.11%

Hispanic

2.40%

Asian/Pacific Islander

0.50%

American Indian/Alaska Native

0.89%

Two or More Races

2.19%

How we calculated this

The first name "Kaia" 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 158 estimated people. This assumes first names and last names are statistically independent. Full methodology.

Other people with the surname Smith

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

Kaia Smith: Questions and Answers

How many people are named Kaia Smith?

We estimate approximately 158 people named Kaia Smith are alive in the United States today. The first name Kaia is shared by 19,122 Americans, and the surname Smith is shared by 2,781,834.

How rare is the name Kaia Smith?

This name combination is classified as Uncommon, occurring at a rate of about 1 in 2,169,331 Americans. The first name Kaia is uncommon and the surname Smith is very common.

Is Kaia a male or female name?

Kaia is predominantly female, with 0.3% of bearers being male and 99.7% female. It peaked in popularity in 2024 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.

How Many of Me

howmanyofme.org

There are 158 people with the name

Kaia Smith

in the United States

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