Cappy — boys' name
5 babies named Cappy in U.S. Social Security records since 1951, with the highest year being 1951. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
100% of everyone ever named Cappy was born in this single decade.
5 babies were named Cappy in 1951 — its busiest year on record.
What the Data Says About Cappy
The Social Security Administration has registered 5 babies named Cappy between 1951 and 1951, spanning 1 consecutive years of U.S. birth records. As a boy's name, Cappy currently falls outside the top 1,000 boys' names for 1951. The name reached its historical peak in 1951, when 5 babies received it in a single year. Cappy is classified as unisex in SSA records: the opposite-sex variant accounts for 5 additional births since 1954.
Decade-level aggregation shows that Cappy performed strongest in the 1950s, accumulating 5 births during that ten-year window.
No etymological entry is currently available for Cappy 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 5 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.
Cappy at a glance
Last recorded 1951Peak year
Current rank
Active since
Cappy popularity over time — boys
Annual U.S. births registered with the Social Security Administration · 1951–1951
- Peak year (1951)
- 5
- Annual births at peak — across 1 years of records
No longer in the modern top-1000 — last recorded 1951.
5 total births across 1 years of SSA records. Peaked in 1951 with 5 births in a single year.
Cappy popularity over time — girls
5 total births recorded since 1954 (Cappy as girls' name)
Unisex use is substantial
The girls' variant of Cappy accounts for 50% of total recorded use across both genders.
Cappy by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1950s
- 5 births that decade — 100% of Cappy's all-time total
Cappy decade highlights
- Peak decade 5 births
- Decades tracked with recorded births
1950s was Cappy's strongest decade
5 babies received the name during that ten-year window — about 100% of all-time use.
Frequently Asked Questions
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Keep exploring Cappy
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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, 1951–1951 (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.