How Many People Are Named Isiah Smith?
There are approximately 163 people named Isiah Smith living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 2,102,787 Americans.
This estimate combines SSA birth records for the first name Isiah 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
163
1 in 2,102,787 Americans
Combination Rarity
Uncommon
First Name
View full profileIsiah
Last Name
View full profileSmith
Isiah: Popularity Over Time
Year-by-year SSA birth registrations for the first name Isiah. The peak year was 2001 with 822 births. The average person named Isiah today is 31 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 "Isiah" 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 163 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people with the surname Smith
Isiah Smith: Questions and Answers
How many people are named Isiah Smith?
We estimate approximately 163 people named Isiah Smith are alive in the United States today. The first name Isiah is shared by 19,637 Americans, and the surname Smith is shared by 2,781,834.
How rare is the name Isiah Smith?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 2,102,787 Americans. The first name Isiah is uncommon and the surname Smith is very common.
Is Isiah a male or female name?
Isiah is predominantly male, with 100.0% of bearers being male and 0.0% female. It peaked in popularity in 2001 and the average bearer today is 31 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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