Masculine dossier · first seen 1880
Aloysius
Stable
Cross-generational persistence
Peak era
1916
Peak births
199
Current vitality
Rare
Peak generation
Greatest Generation
Quick answers about Aloysius
How many people are named Aloysius?
An estimated 1,252 living Americans are named Aloysius.
How rare is Aloysius?
Aloysius is very rare among babies today, with 20 boys receiving the name in 2025, down 89.9% from its 1916 peak.
How old is the typical Aloysius?
The median age of a living American named Aloysius is approximately 46 years, with most bearers falling between 20 and 66 years old.
Is Aloysius still popular?
Yes. Aloysius is holding steady, with 20 births in 2025 and a consistent recent baseline.
Where is Aloysius most common?
Aloysius has its strongest geographic signal in Wisconsin, where it appears 3.6× more often than the national baseline.
1880Peak 19162025
Peak year
1916
Decline from peak
89.9%
2025
20
All-time
5,724