How Many People Are Named Willam?
An estimated 1,603 people in the United States have the first name Willam. It is almost exclusively a male name. The average bearer is 64 years old, and Willam peaked in popularity in 1959 with 76 births that year.
Below you will find a full statistical profile of Willam 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 Willam paired with any surname.
Estimated Living Americans
1,603
About 1 in 213,821 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
64
years old
Peak Year
1959
76 births
Total Registered
3,510
since 1880
Gender Distribution for Willam
Willam is almost exclusively a male name. Out of 3,510 total births registered, 100.0% were male.
Willam as a male name
Ranked #14,118 in 2024
5 male births in 2024
Peak: 1959 (76 births)
Willam: Popularity Over Time
SSA records for Willam span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1920s, when 560 babies were registered. Willam has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Willam by Decade
How has Willam 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.
Willam by State
Birth registrations for Willam span all 18 states and territories in the SSA database. The highest counts are in Tennessee, Texas, California. The lowest are in Oklahoma, Mississippi, Michigan. On average, about 28 Willams were registered per state.
Willam + Last Name Combinations
How many people share a full name with Willam as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Willam
Other first names starting with W with a similar number of bearers.
Willam: Questions and Answers
How many people in the U.S. are named Willam?
We estimate approximately 1,603 people named Willam 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 213,821 Americans share this first name.
Is Willam a common name?
Willam is classified as "Rare" and is more popular than 92.7% of all first names in the SSA database. A total of 3,510 births have been registered with this name since 1880.
When was Willam most popular?
Willam reached peak popularity in 1959, when 76 babies were given this name. The average age of a living person named Willam is approximately 64 years old, reflecting when the name was most commonly given.
Is Willam a male name?
Willam is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Willam Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Willam Smith, Willam Johnson, Willam 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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