Feminine dossier · first seen 1899
Marilyn
Endangered
Down 97% from peak
Peak era
1947
Peak births
11,881
Current vitality
Fragile
Peak generation
Boomer
Quick answers about Marilyn
How many people are named Marilyn?
An estimated 141,213 living Americans are named Marilyn.
How rare is Marilyn?
Marilyn is uncommon among babies today, with 356 girls receiving the name in 2025, down 97% from its 1947 peak.
How old is the typical Marilyn?
The median age of a living American named Marilyn is approximately 71 years, with most bearers falling between 59 and 78 years old.
Is Marilyn still popular?
No. Marilyn is endangered as a baby name, down 97% from its 1947 peak with 356 births in 2025.
Where is Marilyn most common?
Marilyn has its strongest geographic signal in Mississippi, where it appears 3.0× more often than the national baseline.
1899Peak 19472025
Peak year
1947
Decline from peak
97%
2025
356
All-time
373,791
Where it lives now
Marilyn is most concentrated in Mississippi — about 3.0× the national rate in the 1970s.
States where Marilyn is given more often than the national average — its present-day heartland.