How Many People Are Named Kari Lehtonen?
There are approximately 1 people named Kari Lehtonen 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 Kari with Census Bureau frequency data for the surname Lehtonen. 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 profileKari
Last Name
View full profileLehtonen
Kari: Popularity Over Time
Year-by-year SSA birth registrations for the first name Kari. The peak year was 1975 with 2,243 births. The average person named Kari today is 46 years old.
Ancestry of the Lehtonen Surname
Self-reported race and ethnicity breakdown for people with the surname Lehtonen, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Kari" has an estimated frequency of 0.0160% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Lehtonen" appears at a rate of 0.13 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.
Kari Lehtonen: Questions and Answers
How many people are named Kari Lehtonen?
We estimate approximately 1 people named Kari Lehtonen are alive in the United States today. The first name Kari is shared by 54,789 Americans, and the surname Lehtonen is shared by 437.
How rare is the name Kari Lehtonen?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 342,754,338 Americans. The first name Kari is uncommon and the surname Lehtonen is very rare.
Is Kari a male or female name?
Kari is predominantly female, with 1.5% of bearers being male and 98.5% female. It peaked in popularity in 1975 and the average bearer today is 46 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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