Feminine dossier · first seen 1955
Heidy
Stable
Cross-generational persistence
Peak era
2010
Peak births
338
Current vitality
Fragile
Peak generation
Gen Z
Quick answers about Heidy
How many people are named Heidy?
An estimated 5,951 living Americans are named Heidy.
How rare is Heidy?
Heidy is uncommon among babies today, with 101 girls receiving the name in 2025, down 70.1% from its 2010 peak.
How old is the typical Heidy?
The median age of a living American named Heidy is approximately 19 years, with most bearers falling between 13 and 26 years old.
Is Heidy still popular?
Yes. Heidy is holding steady, with 101 births in 2025 and a consistent recent baseline.
Where is Heidy most common?
Heidy has its strongest geographic signal in California, where it appears 3.6× more often than the national baseline.
1955Peak 20102025
Peak year
2010
Decline from peak
70.1%
2025
101
All-time
6,085
Where it lives now
Heidy is most concentrated in California — about 2.5× the national rate in the 2000s.
States where Heidy is given more often than the national average — its present-day heartland.