Feminine dossier · first seen 1908
Adalyn
Stable Decline
Gradual decline from 2015
Peak era
2015
Peak births
2,456
Current vitality
Healthy
Peak generation
Gen Alpha
Quick answers about Adalyn
How many people are named Adalyn?
An estimated 30,655 living Americans are named Adalyn.
How rare is Adalyn?
Adalyn is moderately uncommon among babies today, with 1,192 girls receiving the name in 2025, down 51.5% from its 2015 peak.
How old is the typical Adalyn?
The median age of a living American named Adalyn is approximately 9 years, with most bearers falling between 5 and 13 years old.
Is Adalyn still popular?
Somewhat. Adalyn has been declining since its 2015 peak and registered 1,192 births in 2025.
Where is Adalyn most common?
Adalyn has its strongest geographic signal in Utah, where it appears 4.1× more often than the national baseline.
1908Peak 20152025
Peak year
2015
Decline from peak
51.5%
2025
1,192
All-time
31,014
Where it lives now
Adalyn is most concentrated in West Virginia — about 3.1× the national rate in the 2010s.
States where Adalyn is given more often than the national average — its present-day heartland.