Aloysius
Boy nameAloysius has been given to 5,724 babies in the U.S. since 1880. It peaked in 1916. In 2025, about 1 in 85,404 boys was named Aloysius.
Meaning & origin /æl.əʊˈɪʃ.əs/
Latinization of Occitan Aloys, an Occitan form of Louis. Doublet of Louis.
Origin: Germanic languages
Etymology adapted from Wiktionary, licensed CC BY-SA 4.0.
Popularity over time births per year, 1880–2025
Total babies
5,724
Peak year
1916 (199 babies)
Rank in 2025
Below top 1000
First recorded
1880
10-year trend
▲ +11%
Gender split
All boys
Rank through the decades
Aloysius's rank among U.S. boy names at 25-year milestones.
| Year | Boys rank |
|---|---|
| 1900 | #358 |
| 1925 | #527 |
— means outside the top 1000 that year.
Famous people named Aloysius
Louis van Gaal
Dutch association football manager (born 1951)
Aloysius Bertrand
French poet (1807–1841)
Notability data from Wikidata (CC0).
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Aloysius.
FAQ
How popular is the name Aloysius?
Aloysius has been given to 5,724 babies in the U.S. since 1880. It ranked below the top 1000 in 2025.
When did the name Aloysius peak?
Aloysius peaked in 1916, when 199 babies were given the name.
Is Aloysius a girl or boy name?
Aloysius is primarily a boy name (100% of babies named Aloysius are boys).
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