Recorded 1920–1931 Boys' name Peak 1925 17 births

Chalmas — boys' name

17 babies named Chalmas in U.S. Social Security records since 1920, with the highest year being 1925. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1920s121930s5

The verdict

17 boys have been named Chalmas since 1920, peaking in the 1920s, last recorded in 1931.

17
total births
1920–1931
years on record
1920s
peak decade
71%
born in that decade
1920s
Peak decade

71% of everyone ever named Chalmas was born in this single decade.

1925
Single peak year

7 babies were named Chalmas in 1925 — its busiest year on record.

What the Data Says About Chalmas

The Social Security Administration has registered 17 babies named Chalmas between 1920 and 1931, spanning 12 consecutive years of U.S. birth records. As a boy's name, Chalmas currently falls outside the top 1,000 boys' names for 1931. The name reached its historical peak in 1925, when 7 babies received it in a single year.

Decade-level aggregation shows that Chalmas performed strongest in the 1920s, accumulating 12 births during that ten-year window. Across the 2 decades of recorded activity, Chalmas shows notable generational variation in parental adoption.

No etymological entry is currently available for Chalmas 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 17 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.

Chalmas at a glance

Last recorded 1931

Total births

17

Since 1920

12 years of records

Peak year

1925

7 births that year

Strongest decade: 1920s

Current rank

Unranked

Outside the modern top-1,000

As of 1931

Active since

1920

Recorded for 12 years

Last year on file: 1931

Chalmas popularity over time

Annual U.S. births registered with the Social Security Administration · 1931–1920

Last recorded 1931
Peak year (1925)
7
Annual births at peak — across 12 years of records
4.555.566.577.5 193119251920 5

Chalmas by decade

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

Peak: 1920s
Peak decade
1920s
12 births that decade — 71% of Chalmas's all-time total
1920s121930s5

Frequently Asked Questions

How popular is the name Chalmas?
17 babies have been named Chalmas since 1920. It was last recorded in 1931. The peak year was 1925 with 7 births.
When was Chalmas most popular?
Chalmas was most popular in the 1920s decade with 12 total births. The single peak year was 1925.
How long has the name Chalmas been used?
Chalmas has been recorded in Social Security data since 1920, spanning 12 years of data through 1931.
What names are similar to Chalmas?
Names with a similar sound or spelling include Charles, Chad, Charlie, Chase, 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, 1920–1931 (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.