Masculine dossier · first seen 1908
Demetrio
Stable
Cross-generational persistence
Peak era
1999
Peak births
88
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Demetrio
How many people are named Demetrio?
An estimated 2,309 living Americans are named Demetrio.
How rare is Demetrio?
Demetrio is very rare among babies today, with 17 boys receiving the name in 2025, down 80.7% from its 1999 peak.
How old is the typical Demetrio?
The median age of a living American named Demetrio is approximately 33 years, with most bearers falling between 21 and 51 years old.
Is Demetrio still popular?
Yes. Demetrio is holding steady, with 17 births in 2025 and a consistent recent baseline.
Where is Demetrio most common?
Demetrio has its strongest geographic signal in Texas, where it appears 8.9× more often than the national baseline.
1908Peak 19992025
Peak year
1999
Decline from peak
80.7%
2025
17
All-time
3,064
Where it lives now
Demetrio is most concentrated in Texas — about 7.6× the national rate in the 1950s.
States where Demetrio is given more often than the national average — its present-day heartland.