How Many People Are Named Welby?
An estimated 104 people in the United States have the first name Welby. It is almost exclusively a male name. The average bearer is 64 years old, and Welby peaked in popularity in 1921 with 17 births that year.
Below you will find a full statistical profile of Welby 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 Welby paired with any surname.
Estimated Living Americans
104
About 1 in 3,295,715 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
64
years old
Peak Year
1921
17 births
Total Registered
372
since 1880
Gender Distribution for Welby
Welby is almost exclusively a male name. Out of 372 total births registered, 100.0% were male.
Welby as a male name
Ranked #10,765 in 1997
5 male births in 1997
Peak: 1921 (17 births)
Welby: Popularity Over Time
SSA records for Welby span from the 1890s to the 1990s, covering 11 decades of naming data. The most popular decade for this name was the 1920s, when 90 babies were registered. Welby has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Welby by Decade
How has Welby 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.
Welby + Last Name Combinations
How many people share a full name with Welby as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Welby
Other first names starting with W with a similar number of bearers.
Welby: Questions and Answers
How many people in the U.S. are named Welby?
We estimate approximately 104 people named Welby 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 3,295,715 Americans share this first name.
Is Welby a common name?
Welby is classified as "Very Rare" and is more popular than 65.1% of all first names in the SSA database. A total of 372 births have been registered with this name since 1880.
When was Welby most popular?
Welby reached peak popularity in 1921, when 17 babies were given this name. The average age of a living person named Welby is approximately 64 years old, reflecting when the name was most commonly given.
Is Welby a male name?
Welby is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Welby Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Welby Smith, Welby Johnson, Welby 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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