Feminine dossier · first seen 1948
Dia
Stable
Cross-generational persistence
Peak era
2015
Peak births
62
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Dia
How many people are named Dia?
An estimated 2,108 living Americans are named Dia.
How rare is Dia?
Dia is very rare among babies today, with 34 girls receiving the name in 2025, down 45.2% from its 2015 peak.
How old is the typical Dia?
The median age of a living American named Dia is approximately 28 years, with most bearers falling between 12 and 49 years old.
Is Dia still popular?
Yes. Dia is holding steady, with 34 births in 2025 and a consistent recent baseline.
1948Peak 20152025
Peak year
2015
Decline from peak
45.2%
2025
34
All-time
2,250