Total births
523
Boys' name · since 1951
Leoncio
Leoncio has 523 recorded births since 1951 in federal Social Security data, most heavily in 2007 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #9128
- among boys today
- 523
- born since 1951
- 2000s
- peak decade
- 36%
- more common than other boys
Leoncio currently ranks #9128 among boys' names in America, with 523 babies recorded since 1951.
Leoncio has 523 recorded births among boys since 1951, per the U.S. Social Security Administration, ranked #9128 as of the latest data, more common than 36% of boys, busiest in the 2000s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1951 to 2025.
- #9128 among boys today
- 523 born since 1951
- 2000s peak decade
- 36% more common than other boys
Data updated Jun 2026
The verdict
Leoncio is currently the #9128 boys' name in America, more common than 36% of boys - 523 born since 1951, peaking in the 2000s.
- #9128
- among boys today
- 523
- born since 1951
- 2000s
- peak decade
- 36%
- more common than other boys
Leoncio vs. every other boys name in current SSA rankings
#9128
of 14,294 boys in use
More common than 36% of names given to boys today.
2000s
Peak decade
21% of everyone ever named Leoncio was born in this single decade.
2007
Single peak year
16 babies were named Leoncio in 2007 - its busiest year on record.
How Leoncio compares
523 Top 43% higher than 57% of 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Leoncio's all-time total is 43% above the median boys name, and Liam still leads by a wide margin.
| Metric | Leoncio | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 523 | 367 | 358,536 |
| Peak-year births | 16 | 23 | 22,252 |
Leoncio's usage pattern, beyond the headline number
Splitting Leoncio's full recorded timeline at 1994, 53% of its total births fall in the more recent half of the record versus 47% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1951, with just 5 recorded births -- worth weighing against the 2007 peak of 16 to see the full range of the name's swing in popularity.
Leoncio at a glance
Outside the top 1,000Peak year
2007
Current rank
#9,128
Active since
1951
Leoncio popularity over time
Annual U.S. births registered with the Social Security Administration · 1951–2025
- Peak year (2007)
- 16
- Annual births at peak, across 75 years of records
Leoncio by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Leoncio's strongest decade.
109 babies received the name during that ten-year window, about 21% of all-time use.
Leoncio births by decade
Total births in each ten-year window
- 1950s 25
1950s
25 births
- 1960s 33
1960s
33 births
- 1970s
1970s
50 births
- 1980s
1980s
98 births
- 1990s
1990s
98 births
- 2000s
2000s
109 births
- 2010s
2010s
63 births
- 2020s
2020s
47 births
What this shows Peak: 2000s at 109 births (21% of all-time use).
How Leoncio compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 boys names closest to Leoncio's total volume
Leoncio vs 15 similarly-sized boys names
Leoncio by state
Where Leoncio concentrates geographically, total births since 1951
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 25 | 4.8% |
| #2 | California | | 19 | 3.6% |
| #3 | New York | | 10 | 1.9% |
Texas share of Leoncio's total US births 4.8%
Even split
25 of 523 births nationwide. Compared to a flat distribution across 3 reporting states.
Frequently Asked Questions
How popular is the name Leoncio? ▼
Leoncio has been given to 523 babies in the U.S. since 1951, according to SSA data. Among boys, it ranks #9128 as of the latest data. 16 babies were born in 2007, its single highest year.
When was Leoncio most popular? ▼
Leoncio was most popular in the 2000s decade with 109 total births. The single peak year was 2007.
Where is Leoncio most popular? ▼
The top states for the name Leoncio are Texas (25 births), California (19 births), New York (10 births).
How long has the name Leoncio been used? ▼
Records for Leoncio go back to 1951, giving 75 years of history through 2025.
What names are similar to Leoncio? ▼
Names with a similar sound or spelling include Leonard, Leo, Leon, Leonardo, and 4 more. These share a common prefix and are also used for boys.
What to do with Leoncio's data
- Leoncio's usage has stayed within range of its 2000s decade-level peak (109 total births) through the 2020s (47) -- a comparatively stable name, not a fading trend.
- Texas records the most Leoncios (25 births) -- see the full state breakdown if geography matters to your decision. Texas names
- 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 Leoncio
Nearby Names Like Leoncio
Names with a similar sound, spelling, or feel to Leoncio
Leonard Boy
#670 294,334 births
Leo Boy
#24 259,988 births
Leon Boy
#141 182,638 births
Leonardo Boy
#84 96,066 births
Leonel Boy
#317 27,067 births
Compare Leoncio side by side: Leoncio vs Leonard Leoncio vs Leo Leoncio vs Leon
Related Names
Names with a similar popularity rank to Leoncio
Data Sources
Data as of June 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, 1951–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Leoncio: #9128 Boys' Name - 523 Births, Peak 2007." NameAlmanac. Accessed via https://namealmanac.com/name/leoncio. 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 Leoncio 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 June 2026.