Delmo — boys' name
105 babies named Delmo in U.S. Social Security records since 1916, with the highest year being 1916. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
45% of everyone ever named Delmo was born in this single decade.
10 babies were named Delmo in 1916 — its busiest year on record.
What the Data Says About Delmo
The Social Security Administration has registered 105 babies named Delmo between 1916 and 1939, spanning 24 consecutive years of U.S. birth records. As a boy's name, Delmo currently falls outside the top 1,000 boys' names for 1939. The name reached its historical peak in 1916, when 10 babies received it in a single year.
Decade-level aggregation shows that Delmo performed strongest in the 1920s, accumulating 47 births during that ten-year window. Across the 3 decades of recorded activity, Delmo shows notable generational variation in parental adoption.
No etymological entry is currently available for Delmo 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 105 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.
Delmo at a glance
Last recorded 1939Peak year
Current rank
Active since
Delmo popularity over time
Annual U.S. births registered with the Social Security Administration · 1939–1916
- Peak year (1916)
- 10
- Annual births at peak — across 24 years of records
No longer in the modern top-1000 — last recorded 1939.
105 total births across 24 years of SSA records. Peaked in 1916 with 10 births in a single year.
Delmo by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1920s
- 47 births that decade — 45% of Delmo's all-time total
Delmo decade highlights
- Peak decade 47 births
- Runner-up 32 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1920s was Delmo's strongest decade
47 babies received the name during that ten-year window — about 45% of all-time use.
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Keep exploring Delmo
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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, 1916–1939 (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.