Recorded 1947–2014 Girls' name Peak 1954 31 births

Janilyn — girls' name

31 babies named Janilyn in U.S. Social Security records since 1947, with the highest year being 1954. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1940s51950s111960s52000s52010s5

The verdict

31 girls have been named Janilyn since 1947, peaking in the 1950s, last recorded in 2014.

31
total births
1947–2014
years on record
1950s
peak decade
35%
born in that decade
1950s
Peak decade

35% of everyone ever named Janilyn was born in this single decade.

1954
Single peak year

6 babies were named Janilyn in 1954 — its busiest year on record.

What the Data Says About Janilyn

The Social Security Administration has registered 31 babies named Janilyn between 1947 and 2014, spanning 68 consecutive years of U.S. birth records. As a girl's name, Janilyn currently falls outside the top 1,000 girls' names for 2014. The name reached its historical peak in 1954, when 6 babies received it in a single year.

Decade-level aggregation shows that Janilyn performed strongest in the 1950s, accumulating 11 births during that ten-year window. Across the 5 decades of recorded activity, Janilyn shows notable generational variation in parental adoption.

No etymological entry is currently available for Janilyn 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 31 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.

Janilyn at a glance

Last recorded 2014

Total births

31

Since 1947

68 years of records

Peak year

1954

6 births that year

Strongest decade: 1950s

Current rank

Unranked

Outside the modern top-1,000

As of 2014

Active since

1947

Recorded for 68 years

Last year on file: 2014

Janilyn popularity over time

Annual U.S. births registered with the Social Security Administration · 2014–1947

Last recorded 2014
Peak year (1954)
6
Annual births at peak — across 68 years of records
4.555.566.5 201420051966195819541947 5

Janilyn by decade

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

Peak: 1950s
Peak decade
1950s
11 births that decade — 35% of Janilyn's all-time total
1940s51950s111960s52000s52010s5

Frequently Asked Questions

How popular is the name Janilyn?
31 babies have been named Janilyn since 1947. It was last recorded in 2014. The peak year was 1954 with 6 births.
When was Janilyn most popular?
Janilyn was most popular in the 1950s decade with 11 total births. The single peak year was 1954.
How long has the name Janilyn been used?
Janilyn has been recorded in Social Security data since 1947, spanning 68 years of data through 2014.
What names are similar to Janilyn?
Names with a similar sound or spelling include Janet, Janice, Jane, Janie, and 4 more. These share a common prefix and are also used for girls.

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, 1947–2014 (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.