Total births
26
Boys' name · since 1922
Onecimo
Onecimo has 26 recorded births since 1922 in federal Social Security data, most heavily in 1928 -- full year-by-year trend, decade aggregates, and state rankings follow.
- 26
- total births
- 1922–1938
- years on record
- 1920s
- peak decade
- 62%
- born in that decade
Onecimo sits outside today's top ranks for boys, with 26 recorded since 1922.
Onecimo has 26 recorded births among boys since 1922, per the U.S. Social Security Administration, though it falls outside today's most-used boys names, busiest in the 1920s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1922 to 1938.
- 26 total births
- 1922–1938 years on record
- 1920s peak decade
- 62% born in that decade
Data updated Jul 2026
The verdict
26 boys have been named Onecimo since 1922, peaking in the 1920s, last recorded in 1938.
- 26
- total births
- 1922–1938
- years on record
- 1920s
- peak decade
- 62%
- born in that decade
1920s
Peak decade
62% of everyone ever named Onecimo was born in this single decade.
1928
Single peak year
6 babies were named Onecimo in 1928 - its busiest year on record.
Onecimo's usage pattern, beyond the headline number
Splitting Onecimo's full recorded timeline at 1928, 62% of its total births fall in the more recent half of the record versus 38% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1922, with just 5 recorded births -- worth weighing against the 1928 peak of 6 to see the full range of the name's swing in popularity.
Onecimo at a glance
Last recorded 1938Peak year
1928
Current rank
Unranked
Active since
1922
Onecimo popularity over time
Annual U.S. births registered with the Social Security Administration · 1922–1938
- Peak year (1928)
- 6
- Annual births at peak, across 17 years of records
Onecimo by decade
Total births in each ten-year window, peak vs trough at a glance
1920s was Onecimo's strongest decade.
16 babies received the name during that ten-year window, about 62% of all-time use.
Onecimo births by decade
Total births in each ten-year window
- 1920s
1920s
16 births
- 1930s
1930s
10 births
What this shows Peak: 1920s at 16 births (62% of all-time use).
Frequently Asked Questions
How popular is the name Onecimo? ▼
26 babies have been named Onecimo since 1922. It was last recorded in 1938. The peak year was 1928 with 6 births.
When was Onecimo most popular? ▼
Onecimo was most popular in the 1920s decade with 16 total births. The single peak year was 1928.
How long has the name Onecimo been used? ▼
Records for Onecimo go back to 1922, giving 17 years of history through 1938.
What names are similar to Onecimo? ▼
Names with a similar sound or spelling include Oneal, Oneil, Onesimo, Oney, and 4 more. These share a common prefix and are also used for boys.
What to do with Onecimo's data
- Onecimo's usage has stayed within range of its 1920s decade-level peak (16 total births) through the 1930s (10) -- a comparatively stable name, not a fading trend.
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Onecimo
Nearby Names Like Onecimo
Names with a similar sound, spelling, or feel to Onecimo
Oneal Boy
#6489 3,049 births
Oneil Boy
#8342 1,757 births
Onesimo Boy
594 births
Oney Boy
109 births
Oneill Boy
87 births
Compare Onecimo side by side: Onecimo vs Oneal Onecimo vs Oneil Onecimo vs Onesimo
Related Names
Names with a similar number of total births
Data Sources
Data as of July 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1922–1938 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Onecimo: Baby Name Since 1922 - 26 Births, Peak 1928." NameAlmanac. Accessed via https://namealmanac.com/name/onecimo. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Onecimo draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.