Boys' name · since 1919
Petronilo
57 babies named Petronilo in U.S. Social Security records since 1919, with the highest year being 1919. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #21,285 of 45,481
- all-time among boys
- 57
- born since 1919
- 1920s
- peak decade
57 boys have been named Petronilo since 1919, though it isn't currently a top-ranked name.
Petronilo has 57 recorded births among boys since 1919, 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 1919 to 1990.
- #21,285 of 45,481 all-time among boys
- 57 born since 1919
- 1920s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Petronilo ranks #21,285 of 45,481 boys' names by all-time recorded births (highest first). 57 born since 1919, peaking in the 1920s.
- #21,285 of 45,481
- all-time among boys
- 57
- born since 1919
- 1920s
- peak decade
Petronilo's 57 recorded births place it above 53.13% of the 45,481 boys names in the full SSA archive.
The state file records this name in 1 jurisdictions, led by Texas.
Petronilo's usage pattern, beyond the headline number
Divide Petronilo's SSA record in two at 1941 and the more recent half accounts for 46% of all births, the earlier half the remaining 54%, a genuinely balanced usage pattern. Its calmest year was 1920, with only 5 births recorded -- set against the 1919 peak of 10, that's the full swing in one name's fortunes.
Petronilo popularity over time
Annual U.S. births registered with the Social Security Administration · 1919–1990
- Peak year (1919)
- 10
- Annual births at peak, across 72 years of records
Petronilo by decade
1920s is the heaviest window (16 births, 28% of the file).
1920s was Petronilo's strongest decade.
16 babies received the name during that ten-year window, about 28% of all-time use.
Petronilo births by decade
Total births in each ten-year window
- 1910s
1910s
10 births
- 1920s
1920s
16 births
- 1930s 5
1930s
5 births
- 1940s
1940s
11 births
- 1960s 5
1960s
5 births
- 1970s 5
1970s
5 births
- 1990s 5
1990s
5 births
What this shows Peak: 1920s at 16 births (28% of all-time use).
Petronilo by state
Where Petronilo concentrates geographically, total births since 1919
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 6 | 10.5% |
6 of 57 births nationwide.
Frequently Asked Questions
How popular is the name Petronilo? ▼
Where does Petronilo sit in the SSA name archive? ▼
When was Petronilo most popular? ▼
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What to do with Petronilo's data
- Petronilo's decade-level peak was the 1920s (16 total births); usage has since declined to 5 in the 1990s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Texas records the most Petronilos (6 births) -- see the full state breakdown if geography matters to your decision. Texas names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Petronilo
Nearby Names Like Petronilo
Names with a similar sound, spelling, or feel to Petronilo
Compare Petronilo side by side: Petronilo vs Peter Petronilo vs Pete Petronilo vs Peterson
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Petronilo: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1919)
Similar record span (~71 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 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, 1919–1990 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
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 Petronilo 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 August 2026.