Amasa — boys' name
37 babies named Amasa in U.S. Social Security records since 1886, with the highest year being 1918. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
41% of everyone ever named Amasa was born in this single decade.
8 babies were named Amasa in 1918 — its busiest year on record.
What the Data Says About Amasa
The Social Security Administration has registered 37 babies named Amasa between 1886 and 1925, spanning 40 consecutive years of U.S. birth records. As a boy's name, Amasa currently falls outside the top 1,000 boys' names for 1925. The name reached its historical peak in 1918, when 8 babies received it in a single year.
Decade-level aggregation shows that Amasa performed strongest in the 1910s, accumulating 15 births during that ten-year window. Across the 4 decades of recorded activity, Amasa shows a stable profile with only moderate drift from its peak decade.
No etymological entry is currently available for Amasa 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 37 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.
Amasa at a glance
Last recorded 1925Peak year
Current rank
Active since
Amasa popularity over time
Annual U.S. births registered with the Social Security Administration · 1925–1886
- Peak year (1918)
- 8
- Annual births at peak — across 40 years of records
No longer in the modern top-1000 — last recorded 1925.
37 total births across 40 years of SSA records. Peaked in 1918 with 8 births in a single year.
Amasa by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1910s
- 15 births that decade — 41% of Amasa's all-time total
Amasa decade highlights
- Peak decade 15 births
- Runner-up 12 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1910s was Amasa's strongest decade
15 babies received the name during that ten-year window — about 41% of all-time use.
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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, 1886–1925 (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.