How Many People Are Named Selwyn?
An estimated 893 people in the United States have the first name Selwyn. It is predominantly male (99.3%). The average bearer is 50 years old, and Selwyn peaked in popularity in 1961 with 43 births that year.
Below you will find a full statistical profile of Selwyn 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 Selwyn paired with any surname.
Estimated Living Americans
893
About 1 in 383,823 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
99.3% confidence
Average Age
50
years old
Peak Year
1961
43 births
Total Registered
1,412
since 1880
Gender Distribution for Selwyn
Selwyn is almost exclusively a male name. Out of 1,412 total births registered, 99.3% were male.
Selwyn as a male name
Ranked #8,823 in 2024
9 male births in 2024
Peak: 1961 (38 births)
Selwyn as a female name
Ranked #7,372 in 1961
5 female births in 1961
Peak: 1924 (5 births)
Selwyn: Popularity Over Time
SSA records for Selwyn span from the 1900s to the 2020s, covering 13 decades of naming data. The most popular decade for this name was the 1960s, when 263 babies were registered. Selwyn has declined significantly from its peak in the 1960s. Recent registrations are a fraction of what they were at the name's height.
Selwyn by Decade
How has Selwyn 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.
Selwyn by State
Birth registrations for Selwyn span all 4 states and territories in the SSA database. The highest counts are in New York, Illinois, Texas. The lowest are in Virginia, Texas, Illinois. On average, about 45 Selwyns were registered per state.
Selwyn + Last Name Combinations
How many people share a full name with Selwyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Selwyn
Other first names starting with S with a similar number of bearers.
Selwyn: Questions and Answers
How many people in the U.S. are named Selwyn?
We estimate approximately 893 people named Selwyn 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 383,823 Americans share this first name.
Is Selwyn a common name?
Selwyn is classified as "Very Rare" and is more popular than 89.4% of all first names in the SSA database. A total of 1,412 births have been registered with this name since 1880.
When was Selwyn most popular?
Selwyn reached peak popularity in 1961, when 43 babies were given this name. The average age of a living person named Selwyn is approximately 50 years old, reflecting when the name was most commonly given.
Is Selwyn a male name?
Selwyn is predominantly male. 99.3% of people with this name are male. See the gender breakdown above for full details.
How many Selwyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Selwyn Smith, Selwyn Johnson, Selwyn 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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