Masculine dossier · first seen 1880
Sylvester
Endangered
Down 92.1% from peak
Peak era
1920
Peak births
807
Current vitality
Rare
Peak generation
Greatest Generation
Quick answers about Sylvester
How many people are named Sylvester?
An estimated 15,941 living Americans are named Sylvester.
How rare is Sylvester?
Sylvester is uncommon among babies today, with 64 boys receiving the name in 2025, down 92.1% from its 1920 peak.
How old is the typical Sylvester?
The median age of a living American named Sylvester is approximately 61 years, with most bearers falling between 42 and 71 years old.
Is Sylvester still popular?
No. Sylvester is endangered as a baby name, down 92.1% from its 1920 peak with 64 births in 2025.
Where is Sylvester most common?
Sylvester has its strongest geographic signal in Mississippi, where it appears 7.3× more often than the national baseline.
1880Peak 19202025
Peak year
1920
Decline from peak
92.1%
2025
64
All-time
43,230
Where it lives now
Sylvester is most concentrated in Mississippi — about 7.1× the national rate in the 1960s.
States where Sylvester is given more often than the national average — its present-day heartland.