Recorded 1972–1994 Boys' name Peak 1979 79 births

Billyjack — boys' name

79 babies named Billyjack in U.S. Social Security records since 1972, with the highest year being 1979. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1970s521980s111990s16
1970s
Peak decade

66% of everyone ever named Billyjack was born in this single decade.

1979
Single peak year

9 babies were named Billyjack in 1979 — its busiest year on record.

What the Data Says About Billyjack

The Social Security Administration has registered 79 babies named Billyjack between 1972 and 1994, spanning 23 consecutive years of U.S. birth records. As a boy's name, Billyjack currently falls outside the top 1,000 boys' names for 1994. The name reached its historical peak in 1979, when 9 babies received it in a single year.

Decade-level aggregation shows that Billyjack performed strongest in the 1970s, accumulating 52 births during that ten-year window. Across the 3 decades of recorded activity, Billyjack shows a clear decline from its mid-century high.

No etymological entry is currently available for Billyjack in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 79 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Billyjack at a glance

Last recorded 1994

Total births

79

Since 1972

23 years of records

Peak year

1979

9 births that year

Strongest decade: 1970s

Current rank

Unranked

Outside the modern top-1,000

As of 1994

Active since

1972

Recorded for 23 years

Last year on file: 1994

Billyjack popularity over time

Annual U.S. births registered with the Social Security Administration · 1994–1972

Last recorded 1994
Peak year (1979)
9
Annual births at peak — across 23 years of records
45678910 1994199119841978197619741972 7

Billyjack by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 1970s
Peak decade
1970s
52 births that decade — 66% of Billyjack's all-time total
1970s521980s111990s16

Frequently Asked Questions

How popular is the name Billyjack?
79 babies have been named Billyjack since 1972. It was last recorded in 1994. The peak year was 1979 with 9 births.
When was Billyjack most popular?
Billyjack was most popular in the 1970s decade with 52 total births. The single peak year was 1979.
How long has the name Billyjack been used?
Billyjack has been recorded in Social Security data since 1972, spanning 23 years of data through 1994.
What names are similar to Billyjack?
Names with a similar sound or spelling include Billy, Bill, Billie, Bilal, and 4 more. These share a common prefix and are also used for boys.

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1972–1994 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.