Recorded 1921–1949 Girls' name Peak 1921 22 births

Phyllys — girls' name

22 babies named Phyllys in U.S. Social Security records since 1921, with the highest year being 1921. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1920s171940s5
1920s
Peak decade

77% of everyone ever named Phyllys was born in this single decade.

1921
Single peak year

7 babies were named Phyllys in 1921 — its busiest year on record.

What the Data Says About Phyllys

The Social Security Administration has registered 22 babies named Phyllys between 1921 and 1949, spanning 29 consecutive years of U.S. birth records. As a girl's name, Phyllys currently falls outside the top 1,000 girls' names for 1949. The name reached its historical peak in 1921, when 7 babies received it in a single year.

Decade-level aggregation shows that Phyllys performed strongest in the 1920s, accumulating 17 births during that ten-year window. Across the 2 decades of recorded activity, Phyllys shows a clear decline from its mid-century high.

No etymological entry is currently available for Phyllys 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 22 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.

Phyllys at a glance

Last recorded 1949

Total births

22

Since 1921

29 years of records

Peak year

1921

7 births that year

Strongest decade: 1920s

Current rank

Unranked

Outside the modern top-1,000

As of 1949

Active since

1921

Recorded for 29 years

Last year on file: 1949

Phyllys popularity over time

Annual U.S. births registered with the Social Security Administration · 1949–1921

Last recorded 1949
Peak year (1921)
7
Annual births at peak — across 29 years of records
4.555.566.577.5 1949192719261921 7

Phyllys by decade

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

Peak: 1920s
Peak decade
1920s
17 births that decade — 77% of Phyllys's all-time total
1920s171940s5

Frequently Asked Questions

How popular is the name Phyllys?
22 babies have been named Phyllys since 1921. It was last recorded in 1949. The peak year was 1921 with 7 births.
When was Phyllys most popular?
Phyllys was most popular in the 1920s decade with 17 total births. The single peak year was 1921.
How long has the name Phyllys been used?
Phyllys has been recorded in Social Security data since 1921, spanning 29 years of data through 1949.
What names are similar to Phyllys?
Names with a similar sound or spelling include Phyllis, Phylis, Phyliss, Phylicia, 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, 1921–1949 (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.