boy's name

Aloysius

  • Gender Boy
  • Syllables 4
  • Letters 8
  • Popularity Uncommon
  • Births on record 5,766

Ireland

#338

1976 births

Aloysius is a boy's name with 4 syllables. In 2025 it was given to 20 babies in the United States. It is used consistently but remains uncommon.

  • Peaked in 1916, when 199 babies were given the name.
  • After peaking in the 1910s it fell out of use, and is now climbing again — a classic revival.
  • Today about 1 in 165,782 babies in the United States is given this name.
  • 4 syllables, with the stress on syllable 3.

Aloysius over time

Births per decade in the United States, 1880s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.

1,477
'80 '90 '00 '10 '20 '30 '40 '50 '60 '70 '80 '90 '00 '10 '20
Show the numbers
Births named Aloysius by decade in the United States
Decade Births
1880s 119
1890s 252
1900s 261
1910s 1,372
1920s 1,477
1930s 632
1940s 340
1950s 254
1960s 217
1970s 157
1980s 144
1990s 102
2000s 121
2010s 161
2020s (to 2025) 115

How popular is Aloysius?

In 2025, Aloysius was given to 20 babies in the United States. It is used consistently but remains uncommon.

Where Aloysius is used

Ireland #338 3 in 1976
United States #4,888 20 in 2025
England & Wales #5,764 3 in 2024

The bar shows how near the top of each country's list the name sits, on a scale where #1 fills the row and #1,000 is a sliver. The figures beside it are the real rank and the babies recorded that year.

US figures omit any name given to fewer than five babies in a year, so the rarest names are absent from the source rather than absent from use. Data & sources.

Names that peaked alongside Aloysius

These names rose and fell in the same era, which is why they tend to sound like they belong together.

Parents who like Aloysius also like

Names whose popularity has risen and fallen in step with Aloysius over the last century — the same taste, a different name.

Sibling names for Aloysius

Names from the same era that won't rhyme or share an initial with Aloysius — the two things that make a sibling set grate.

Common questions about Aloysius

How popular is the name Aloysius?

In 2025, Aloysius was given to 20 babies in the United States. It is used consistently but remains uncommon.

Is Aloysius a girl's or a boy's name?

Aloysius is given almost entirely to boys in birth records.

How many syllables are in Aloysius?

Aloysius has 4 syllables.

When was Aloysius most popular?

Aloysius peaked in 1916, when 199 babies were given the name. After peaking in the 1910s it fell out of use, and is now climbing again — a classic revival.

Is Aloysius a good name?

That is not something records can settle, but they can tell you what you would be choosing. Aloysius currently ranks #4,888 in the United States. After peaking in the 1910s it fell out of use, and is now climbing again — a classic revival. Everything else — how it sounds with your surname, who it reminds you of — is yours.