An estimated 34,052 living Americans are named Demetrius.
How rare is Demetrius?
Demetrius is uncommon among babies today, with 164 boys receiving the name in 2025, down 84.4% from its 1991 peak.
How old is the typical Demetrius?
The median age of a living American named Demetrius is approximately 34 years, with most bearers falling between 23 and 46 years old.
Is Demetrius still popular?
Not especially. Demetrius has been declining since its 1991 peak and registered 164 births in 2025.
Where is Demetrius most common?
Demetrius has its strongest geographic signal in District of Columbia, where it appears 5.3× more often than the national baseline.
1912Peak 19912025
Peak year
1991
Decline from peak
84.4%
2025
164
All-time
36,064
Diaspora map
Demetrius broke out in Alabama, District of Columbia, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, Missouri, North Carolina, and South Carolina (1973) and became over-represented in 21 states over 24 years.
Broke out: Alabama, District of Columbia, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, Missouri, North Carolina, and South Carolina, 1973 · over-represented in 21 states over 24 years
