1999Peak 20162025
Quick answers about Addilyn
How many people are named Addilyn?
An estimated 9,780 living Americans are named Addilyn.
How rare is Addilyn?
Addilyn is uncommon among babies today, with 256 girls receiving the name in 2025, down 75.4% from its 2016 peak.
How old is the typical Addilyn?
The median age of a living American named Addilyn is approximately 9 years, with most bearers falling between 6 and 12 years old.
Is Addilyn still popular?
Not especially. Addilyn has been declining since its 2016 peak and registered 256 births in 2025.
Where is Addilyn most common?
Addilyn has its strongest geographic signal in Iowa, where it appeared 3.0× more often than the national baseline in the 2020s.
Diaspora map
Addilyn spread fast — broke out in Indiana, Kentucky, Missouri, Ohio, and Tennessee (2011) and ran high in 16 states within a decade.
Broke out: Indiana, Kentucky, Missouri, Ohio, and Tennessee, 2011 · over-represented in 16 states over 7 years
Origin
≤5 yrs
≤15 yrs
16+ yrs
No breakout
