Masculine dossier · first seen 1923
Vasilios
Stable
Cross-generational persistence
Peak era
1975
Peak births
45
Current vitality
Rare
Peak generation
Gen X
Quick answers about Vasilios
How many people are named Vasilios?
An estimated 1,421 living Americans are named Vasilios.
How rare is Vasilios?
Vasilios is very rare among babies today, with 18 boys receiving the name in 2025, down 60% from its 1975 peak.
How old is the typical Vasilios?
The median age of a living American named Vasilios is approximately 34 years, with most bearers falling between 19 and 47 years old.
Is Vasilios still popular?
Yes. Vasilios is holding steady, with 18 births in 2025 and a consistent recent baseline.
Where is Vasilios most common?
Vasilios has its strongest geographic signal in New York, where it appears 4.8× more often than the national baseline.
1923Peak 19752025
Peak year
1975
Decline from peak
60%
2025
18
All-time
1,500
Where it lives now
Vasilios is most concentrated in New York — about 4.6× the national rate in the 2000s.
States where Vasilios is given more often than the national average — its present-day heartland.