How Many People Are Named Billy?
An estimated 213,640 people in the United States have the first name Billy. While not in the top 50, it remains a well-known name ranking #253 overall. It is predominantly male (98.6%). The average bearer is 63 years old, and Billy peaked in popularity in 1934 with 9,659 births that year.
Below you will find a full statistical profile of Billy 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 Billy paired with any surname.
Key Insights
- While Billy is overwhelmingly male, 5,417 female births have been registered with this name since 1880.
- Billy has fallen dramatically from its peak in the 1930s. Recent registrations are less than 5% of what they were at the name's height.
Estimated Living Americans
213,640
About 1 in 1,604 people in the U.S.
Rarity
Common
Predicted Gender
Male
98.6% confidence
Average Age
63
years old
Peak Year
1934
9,659 births
Total Registered
389,442
since 1880
Gender Distribution for Billy
Billy is predominantly male (98.6%), though 5,417 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Billy as a male name
Ranked #1,047 in 2024
210 male births in 2024
Peak: 1934 (9,562 births)
Billy as a female name
Ranked #8,009 in 2024
13 female births in 2024
Peak: 1930 (166 births)
Billy: Popularity Over Time
SSA records for Billy span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1930s, when 89,442 babies were registered. Billy has declined significantly from its peak in the 1930s. Recent registrations are a fraction of what they were at the name's height.
Billy by Decade
How has Billy 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.
| Decade | Total | Male | Female | |
|---|---|---|---|---|
| 1880s | 63 | 63 | 0 | |
| 1890s | 104 | 99 | 5 | |
| 1900s | 253 | 209 | 44 | |
| 1910s | 3,263 | 3,016 | 247 | |
| 1920s | 43,212 | 42,096 | 1,116 | |
| 1930s | 89,442 | 88,340 | 1,102 | |
| 1940s | 68,439 | 67,831 | 608 | |
| 1950s | 59,761 | 59,278 | 483 | |
| 1960s | 48,954 | 48,466 | 488 | |
| 1970s | 33,929 | 33,220 | 709 | |
| 1980s | 21,011 | 20,651 | 360 | |
| 1990s | 11,071 | 10,943 | 128 | |
| 2000s | 5,703 | 5,670 | 33 | |
| 2010s | 3,134 | 3,099 | 35 | |
| 2020s | 1,103 | 1,044 | 59 | |
Billy by State
Birth registrations for Billy span all 51 states and territories in the SSA database. The highest counts are in Texas, Tennessee, Oklahoma. The lowest are in Vermont, New Hampshire, Rhode Island. On average, about 7,511 Billys were registered per state.
Billy + Last Name Combinations
How many people share a full name with Billy as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Billy
Other first names starting with B with a similar number of bearers.
Billy: Questions and Answers
How many people in the U.S. are named Billy?
We estimate approximately 213,640 people named Billy 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 1,604 Americans share this first name.
Is Billy a common name?
Billy is classified as "Common" and is more popular than 99.8% of all first names in the SSA database. A total of 389,442 births have been registered with this name since 1880.
When was Billy most popular?
Billy reached peak popularity in 1934, when 9,659 babies were given this name. The average age of a living person named Billy is approximately 63 years old, reflecting when the name was most commonly given.
Is Billy a male name?
Billy is predominantly male. 98.6% of people with this name are male. See the gender breakdown above for full details.
How many Billy Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Billy Smith, Billy Johnson, Billy 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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