How Many People Are Named Dejean?
An estimated 194 people in the United States have the first name Dejean. It is almost exclusively a male name. The average bearer is 26 years old, and Dejean peaked in popularity in 1999 with 17 births that year.
Below you will find a full statistical profile of Dejean 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 Dejean paired with any surname.
Estimated Living Americans
194
About 1 in 1,766,775 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
26
years old
Peak Year
1999
17 births
Total Registered
198
since 1880
Gender Distribution for Dejean
Dejean is almost exclusively a male name. Out of 198 total births registered, 100.0% were male.
Dejean as a male name
Ranked #11,191 in 2022
6 male births in 2022
Peak: 1999 (17 births)
Dejean: Popularity Over Time
SSA records for Dejean span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 79 babies were registered. Dejean has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Dejean by Decade
How has Dejean 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.
Dejean + Last Name Combinations
How many people share a full name with Dejean as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Dejean
Other first names starting with D with a similar number of bearers.
Dejean: Questions and Answers
How many people in the U.S. are named Dejean?
We estimate approximately 194 people named Dejean 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 1,766,775 Americans share this first name.
Is Dejean a common name?
Dejean is classified as "Very Rare" and is more popular than 73.8% of all first names in the SSA database. A total of 198 births have been registered with this name since 1880.
When was Dejean most popular?
Dejean reached peak popularity in 1999, when 17 babies were given this name. The average age of a living person named Dejean is approximately 26 years old, reflecting when the name was most commonly given.
Is Dejean a male name?
Dejean is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Dejean Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Dejean Smith, Dejean Johnson, Dejean 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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