How Many People Are Named Dillin?
An estimated 535 people in the United States have the first name Dillin. It is almost exclusively a male name. The average bearer is 25 years old, and Dillin peaked in popularity in 1992 with 42 births that year.
Below you will find a full statistical profile of Dillin 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 Dillin paired with any surname.
Estimated Living Americans
535
About 1 in 640,662 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
25
years old
Peak Year
1992
42 births
Total Registered
545
since 1880
Gender Distribution for Dillin
Dillin is almost exclusively a male name. Out of 545 total births registered, 100.0% were male.
Dillin as a male name
Ranked #12,643 in 2019
5 male births in 2019
Peak: 1992 (42 births)
Dillin: Popularity Over Time
SSA records for Dillin span from the 1980s to the 2010s, covering 4 decades of naming data. The most popular decade for this name was the 1990s, when 250 babies were registered. Dillin has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Dillin by Decade
How has Dillin 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.
Dillin by State
Dillin + Last Name Combinations
How many people share a full name with Dillin as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Dillin
Other first names starting with D with a similar number of bearers.
Dillin: Questions and Answers
How many people in the U.S. are named Dillin?
We estimate approximately 535 people named Dillin 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 640,662 Americans share this first name.
Is Dillin a common name?
Dillin is classified as "Very Rare" and is more popular than 85.2% of all first names in the SSA database. A total of 545 births have been registered with this name since 1880.
When was Dillin most popular?
Dillin reached peak popularity in 1992, when 42 babies were given this name. The average age of a living person named Dillin is approximately 25 years old, reflecting when the name was most commonly given.
Is Dillin a male name?
Dillin is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Dillin Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Dillin Smith, Dillin Johnson, Dillin 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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