Mosie — boys' name
117 babies named Mosie in U.S. Social Security records since 1919, with the highest year being 1921. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
33% of everyone ever named Mosie was born in this single decade.
9 babies were named Mosie in 1921 — its busiest year on record.
What the Data Says About Mosie
The Social Security Administration has registered 117 babies named Mosie between 1919 and 2023, spanning 105 consecutive years of U.S. birth records. As a boy's name, Mosie currently falls outside the top 1,000 boys' names for 2023. The name reached its historical peak in 1921, when 9 babies received it in a single year. Mosie is classified as unisex in SSA records: the opposite-sex variant accounts for 48 additional births since 1918.
Decade-level aggregation shows that Mosie performed strongest in the 2010s, accumulating 39 births during that ten-year window. Across the 9 decades of recorded activity, Mosie shows notable generational variation in parental adoption.
No etymological entry is currently available for Mosie 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 117 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.
Mosie at a glance
Last recorded 2023Peak year
Current rank
Active since
Mosie popularity over time — boys
Annual U.S. births registered with the Social Security Administration · 2023–1919
- Peak year (1921)
- 9
- Annual births at peak — across 105 years of records
No longer in the modern top-1000 — last recorded 2023.
117 total births across 105 years of SSA records. Peaked in 1921 with 9 births in a single year.
Mosie popularity over time — girls
48 total births recorded since 1918 (Mosie as girls' name)
Unisex use is substantial
The girls' variant of Mosie accounts for 29% of total recorded use across both genders.
Mosie by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 2010s
- 39 births that decade — 33% of Mosie's all-time total
Mosie decade highlights
- Peak decade 39 births
- Runner-up 21 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
2010s was Mosie's strongest decade
39 babies received the name during that ten-year window — about 33% of all-time use.
Frequently Asked Questions
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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, 1919–2023 (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.