How Many People Are Named Declynn?
An estimated 222 people in the United States have the first name Declynn. It is predominantly female (90.1%). The average bearer is 8 years old, and Declynn peaked in popularity in 2021 with 23 births that year.
Below you will find a full statistical profile of Declynn 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 Declynn paired with any surname.
Estimated Living Americans
222
About 1 in 1,543,938 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
90.1% confidence
Average Age
8
years old
Peak Year
2021
23 births
Total Registered
223
since 1880
Gender Distribution for Declynn
Declynn is predominantly female (90.1%), though 22 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Declynn as a male name
Ranked #12,706 in 2024
5 male births in 2024
Peak: 2020 (6 births)
Declynn as a female name
Ranked #9,049 in 2024
11 female births in 2024
Peak: 2021 (23 births)
Declynn: Popularity Over Time
SSA records for Declynn span from the 2010s to the 2020s, covering 2 decades of naming data. The most popular decade for this name was the 2010s, when 122 babies were registered. Declynn remains highly popular today, with recent registration numbers near its historical peak.
Declynn by Decade
How has Declynn 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.
Declynn + Last Name Combinations
How many people share a full name with Declynn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Declynn
Other first names starting with D with a similar number of bearers.
Declynn: Questions and Answers
How many people in the U.S. are named Declynn?
We estimate approximately 222 people named Declynn 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 1,543,938 Americans share this first name.
Is Declynn a common name?
Declynn is classified as "Very Rare" and is more popular than 75.5% of all first names in the SSA database. A total of 223 births have been registered with this name since 1880.
When was Declynn most popular?
Declynn reached peak popularity in 2021, when 23 babies were given this name. The average age of a living person named Declynn is approximately 8 years old, reflecting when the name was most commonly given.
Is Declynn a female name?
Declynn is predominantly female. 90.1% of people with this name are female. See the gender breakdown above for full details.
How many Declynn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Declynn Smith, Declynn Johnson, Declynn 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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