Boys' name · since 1880
Aloysius
Aloysius has 5,724 recorded births since 1880 in federal Social Security data, most heavily in 1916 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #1,636 of 45,481
- all-time among boys
- #4,859 of 13,930
- 2025 SSA year
- 5,724
- born since 1880
- 1920s
- peak decade
Aloysius currently ranks #4859 among boys' names in America, with 5,724 babies recorded since 1880.
According to the U.S. Social Security Administration, Aloysius has been recorded 5,724 times among boys since 1880, currently ranked #4859 nationally and more common than 65% of boys, with its heaviest use in the 1920s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1880 to 2025.
- #1,636 of 45,481 all-time among boys
- #4,859 of 13,930 2025 SSA year
- 5,724 born since 1880
- 1920s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Aloysius ranks #1,636 of 45,481 boys' names by all-time recorded births (highest first) and #4,859 of 13,930 among boys' names in 2025. 5,724 born since 1880, peaking in the 1920s.
- #1,636 of 45,481
- all-time among boys
- #4,859 of 13,930
- 2025 SSA year
- 5,724
- born since 1880
- 1920s
- peak decade
Aloysius's 5,724 recorded births place it above 96.4% of the 45,481 boys names in the full SSA archive.
20 jurisdictions carry state-level records, led by Pennsylvania.
How Aloysius compares
5,724 Top 12% higher than 88% of 13,930 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
Aloysius's all-time total is 16x the median boys name, and Liam still leads by a wide margin.
| Metric | Aloysius | Median boys name (Takari) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 5,724 | 369 | 358,536 |
| Peak-year births | 199 | 34 | 22,252 |
Aloysius's usage pattern, beyond the headline number
Aloysius splits its recorded history at 1953: 21% of all births land in the more recent half, 79% in the earlier half, leaning more toward its earlier era than today's. The single quietest year was 2003 (7 births) -- compare that against the 1916 peak of 199 for a sense of just how much the name's popularity has swung.
Aloysius popularity over time
Annual U.S. births registered with the Social Security Administration · 1880–2025
- Peak year (1916)
- 199
- Annual births at peak, across 146 years of records
Aloysius by decade
1920s is the heaviest window (1,477 births, 26% of the file).
1920s was Aloysius's strongest decade.
1,477 babies received the name during that ten-year window, about 26% of all-time use.
Aloysius births by decade
Total births in each ten-year window
- 1880s 119
1880s
119 births
- 1890s 252
1890s
252 births
- 1900s 261
1900s
261 births
- 1910s
1910s
1,372 births
- 1920s
1920s
1,477 births
- 1930s
1930s
632 births
- 1940s 340
1940s
340 births
- 1950s 254
1950s
254 births
- 1960s 217
1960s
217 births
- 1970s 157
1970s
157 births
- 1980s 144
1980s
144 births
- 1990s 102
1990s
102 births
- 2000s 121
2000s
121 births
- 2010s 161
2010s
161 births
- 2020s 115
2020s
115 births
What this shows Peak: 1920s at 1,477 births (26% of all-time use).
How Aloysius 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 Aloysius's total volume
Aloysius by state
Where Aloysius concentrates geographically, total births since 1880
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Pennsylvania | | 733 | 12.8% |
| #2 | Illinois | | 363 | 6.3% |
| #3 | Michigan | | 283 | 4.9% |
| #4 | New York | | 279 | 4.9% |
| #5 | Wisconsin | | 240 | 4.2% |
| #6 | Ohio | | 210 | 3.7% |
| #7 | Minnesota | | 142 | 2.5% |
| #8 | Indiana | | 114 | 2.0% |
733 of 5,724 births nationwide. Compared to a flat distribution across 20 reporting states.
Aloysius appears in 20 states. Explore state details →
Frequently Asked Questions
How popular is the name Aloysius? ▼
Where does Aloysius sit in the SSA name archive? ▼
When was Aloysius most popular? ▼
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How long has the name Aloysius been used? ▼
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What to do with Aloysius's data
- Aloysius's decade-level peak was the 1920s (1,477 total births); usage has since declined to 115 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Pennsylvania records the most Aloysiuss (733 births) -- see the full state breakdown if geography matters to your decision. Pennsylvania names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Aloysius
Nearby Names Like Aloysius
Names with a similar sound, spelling, or feel to Aloysius
Compare Aloysius side by side: Aloysius vs Alonzo Aloysius vs Alonso Aloysius vs Alonza
Related Names
Names with a similar popularity rank to Aloysius
Nationwide names with similar peak year or record span
Two nationwide peer axes for Aloysius: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1916)
Similar record span (~145 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, 1880–2025 (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 Aloysius 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.