How Many People Are Named William Line?
There are approximately 26 people named William Line living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 13,182,859 Americans.
This estimate combines SSA birth records for the first name William with Census Bureau frequency data for the surname Line. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
26
1 in 13,182,859 Americans
Combination Rarity
Rare
First Name
View full profileWilliam
Last Name
View full profileLine
William: Popularity Over Time
Year-by-year SSA birth registrations for the first name William. The peak year was 1947 with 67,155 births. The average person named William today is 54 years old.
Ancestry of the Line Surname
Self-reported race and ethnicity breakdown for people with the surname Line, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "William" has an estimated frequency of 0.681% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Line" appears at a rate of 1.10 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 26 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named William
Other people with the surname Line
William Line: Questions and Answers
How many people are named William Line?
We estimate approximately 26 people named William Line are alive in the United States today. The first name William is shared by 2,335,115 Americans, and the surname Line is shared by 3,695.
How rare is the name William Line?
This name combination is classified as Rare, occurring at a rate of about 1 in 13,182,859 Americans. The first name William is very common and the surname Line is rare.
Is William a male or female name?
William is predominantly male, with 99.6% of bearers being male and 0.4% female. It peaked in popularity in 1947 and the average bearer today is 54 years old.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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