Feminine dossier · first seen 1892
Shelley
Endangered
Down 99.5% from peak
Peak era
1964
Peak births
2,821
Current vitality
Rare
Peak generation
Boomer
Quick answers about Shelley
How many people are named Shelley?
An estimated 56,617 living Americans are named Shelley.
How rare is Shelley?
Shelley is very rare among babies today, with 13 girls receiving the name in 2025, down 99.5% from its 1964 peak.
How old is the typical Shelley?
The median age of a living American named Shelley is approximately 58 years, with most bearers falling between 51 and 65 years old.
Is Shelley still popular?
No. Shelley is endangered as a baby name, down 99.5% from its 1964 peak with 13 births in 2025.
Where is Shelley most common?
Shelley has its strongest geographic signal in Montana, where it appears 3.7× more often than the national baseline.
1892Peak 19642025
Peak year
1964
Decline from peak
99.5%
2025
13
All-time
72,586
Where it lives now
Shelley is most concentrated in Wyoming — about 3.4× the national rate in the 1960s.
States where Shelley is given more often than the national average — its present-day heartland.