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Home › Baby Names Directory › Aloysius

Aloysius

♂ Boy

Pronounced al-oh-WISH-əs /ˌæl.oʊˈwɪʃ.əs/Medium

Meaning: Latinized form of Louis/Aloys — from Germanic hlod, 'fame', plus wig, 'war' — 'famous warrior, renowned in battle'Medium

In 30 seconds: Famous in battle: Aloysius is the grand Latin Louis — 'renowned warrior'. Scholarly, vintage, and distinguished (St Aloysius).
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Origin MediumGerman, Latin
MeaningLatinized form of Louis/Aloys — from Germanic hlod, 'fame', plus wig, 'war' — 'famous warrior, renowned in battle'
U.S. rank (2025)#4864 ↘ Falling
2025 U.S. births20 boys (0.00% of U.S. boys)
Peak year1916
Total births (all-time)≈ 5,724

Popularity in the U.S. · SSA data

peak 192118802025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Aloysius is a Latinized form of Louis (via the Occitan Aloys) — from Germanic hlod, 'fame', plus wig, 'war' — 'famous warrior, renowned in battle'. Borne by St Aloysius Gonzaga, it's a scholarly, vintage name (said 'al-oh-WISH-əs').

It registers thinly today. Rare, famous-warrior at the root, and distinguished.

Did you know? Aloysius is a Latinized form of Louis/Aloys, 'famous warrior' (Germanic hlod + wig) — borne by St Aloysius Gonzaga; a scholarly, distinguished classic (said 'al-oh-WISH-əs').
Overall data confidence 80%
Behind the Name — Aloysius — etymology

Variations

LouisAloysLuigi

Nicknames

AlWishy

Famous Bearers

  • Famous bearers coming soon.

If you like Aloysius…

Louis— the root name
Alistair— a fellow distinguished classic
Ignatius— another saintly -ius name
Amadeus— another Latin name
Leviticus— echoes that soft -us sound

Explore names like Aloysius

By themelatinvintagegermansaint
By meaningWarriorHonor

All themes →All meanings →All origins →

Frequently Asked

What does the name Aloysius mean?

Aloysius is a Latin Louis — Germanic 'famous warrior, renowned in battle'.

How do you pronounce Aloysius?

It's said al-oh-WISH-əs /ˌæl.oʊˈwɪʃ.əs/ — four syllables, stress on the third.

Is Aloysius a boy or girl name?

Aloysius is a boy's name.

How popular is Aloysius?

Aloysius is a rare name in the U.S.

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