Masculine dossier · first seen 1918
Demetrios
Stable
Cross-generational persistence
Peak era
1974
Peak births
77
Current vitality
Rare
Peak generation
Gen X
Quick answers about Demetrios
How many people are named Demetrios?
An estimated 2,481 living Americans are named Demetrios.
How rare is Demetrios?
Demetrios is very rare among babies today, with 16 boys receiving the name in 2025, down 79.2% from its 1974 peak.
How old is the typical Demetrios?
The median age of a living American named Demetrios is approximately 39 years, with most bearers falling between 23 and 52 years old.
Is Demetrios still popular?
Yes. Demetrios is holding steady, with 16 births in 2025 and a consistent recent baseline.
Where is Demetrios most common?
Demetrios has its strongest geographic signal in New York, where it appears 4.2× more often than the national baseline.
1918Peak 19742025
Peak year
1974
Decline from peak
79.2%
2025
16
All-time
2,770
Where it lives now
Demetrios is most concentrated in New York — about 3.3× the national rate in the 2000s.
States where Demetrios is given more often than the national average — its present-day heartland.