Feminine dossier · first seen 1880
Sibyl
Endangered
Down 92.3% from peak
Peak era
1918
Peak births
299
Current vitality
Rare
Peak generation
Greatest Generation
1880Peak 19182025
Quick answers about Sibyl
How many people are named Sibyl?
An estimated 1,244 living Americans are named Sibyl.
How rare is Sibyl?
Sibyl is very rare among babies today, with 23 girls receiving the name in 2025, down 92.3% from its 1918 peak.
How old is the typical Sibyl?
The median age of a living American named Sibyl is approximately 64 years, with most bearers falling between 48 and 76 years old.
Is Sibyl still popular?
No. Sibyl is endangered as a baby name, down 92.3% from its 1918 peak with 23 births in 2025.
Peak year
1918
Decline from peak
92.3%
2025
23
All-time
4,464