How Many People Are Named Kostantinos?
An estimated 230 people in the United States have the first name Kostantinos. It is almost exclusively a male name. The average bearer is 38 years old, and Kostantinos peaked in popularity in 1983 with 12 births that year.
Below you will find a full statistical profile of Kostantinos as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Kostantinos paired with any surname.
Estimated Living Americans
230
About 1 in 1,490,236 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
38
years old
Peak Year
1983
12 births
Total Registered
241
since 1880
Gender Distribution for Kostantinos
Kostantinos is almost exclusively a male name. Out of 241 total births registered, 100.0% were male.
Kostantinos as a male name
Ranked #13,183 in 2014
5 male births in 2014
Peak: 1983 (12 births)
Kostantinos: Popularity Over Time
SSA records for Kostantinos span from the 1970s to the 2010s, covering 5 decades of naming data. The most popular decade for this name was the 1970s, when 79 babies were registered. Kostantinos has declined significantly from its peak in the 1970s. Recent registrations are a fraction of what they were at the name's height.
Kostantinos by Decade
How has Kostantinos tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Kostantinos by State
Kostantinos + Last Name Combinations
How many people share a full name with Kostantinos as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kostantinos
Other first names starting with K with a similar number of bearers.
Kostantinos: Questions and Answers
How many people in the U.S. are named Kostantinos?
We estimate approximately 230 people named Kostantinos are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 1,490,236 Americans share this first name.
Is Kostantinos a common name?
Kostantinos is classified as "Very Rare" and is more popular than 76% of all first names in the SSA database. A total of 241 births have been registered with this name since 1880.
When was Kostantinos most popular?
Kostantinos reached peak popularity in 1983, when 12 babies were given this name. The average age of a living person named Kostantinos is approximately 38 years old, reflecting when the name was most commonly given.
Is Kostantinos a male name?
Kostantinos is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Kostantinos Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kostantinos Smith, Kostantinos Johnson, Kostantinos Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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