How Many People Are Named Billiejo?
An estimated 1,319 people in the United States have the first name Billiejo. It is almost exclusively a female name. The average bearer is 49 years old, and Billiejo peaked in popularity in 1974 with 100 births that year.
Below you will find a full statistical profile of Billiejo 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 Billiejo paired with any surname.
Estimated Living Americans
1,319
About 1 in 259,859 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
49
years old
Peak Year
1974
100 births
Total Registered
1,464
since 1880
Gender Distribution for Billiejo
Billiejo is almost exclusively a female name. Out of 1,464 total births registered, 100.0% were female.
Billiejo as a female name
Ranked #11,238 in 2024
8 female births in 2024
Peak: 1974 (100 births)
Billiejo: Popularity Over Time
SSA records for Billiejo span from the 1950s to the 2020s, covering 7 decades of naming data. The most popular decade for this name was the 1970s, when 775 babies were registered. Billiejo has declined significantly from its peak in the 1970s. Recent registrations are a fraction of what they were at the name's height.
Billiejo by Decade
How has Billiejo 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.
Billiejo by State
Birth registrations for Billiejo span all 12 states and territories in the SSA database. The highest counts are in New York, Pennsylvania, Wisconsin. The lowest are in Ohio, Florida, Colorado. On average, about 35 Billiejos were registered per state.
Billiejo + Last Name Combinations
How many people share a full name with Billiejo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Billiejo
Other first names starting with B with a similar number of bearers.
Billiejo: Questions and Answers
How many people in the U.S. are named Billiejo?
We estimate approximately 1,319 people named Billiejo 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 259,859 Americans share this first name.
Is Billiejo a common name?
Billiejo is classified as "Rare" and is more popular than 91.7% of all first names in the SSA database. A total of 1,464 births have been registered with this name since 1880.
When was Billiejo most popular?
Billiejo reached peak popularity in 1974, when 100 babies were given this name. The average age of a living person named Billiejo is approximately 49 years old, reflecting when the name was most commonly given.
Is Billiejo a female name?
Billiejo is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Billiejo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Billiejo Smith, Billiejo Johnson, Billiejo 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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