Feminine dossier · first seen 1906
Sydelle
Resurgent
Gaining cultural share
Peak era
1930
Peak births
46
Current vitality
Rare
Peak generation
Silent Generation
Quick answers about Sydelle
How many people are named Sydelle?
An estimated 141 living Americans are named Sydelle.
How rare is Sydelle?
Sydelle is very rare among babies today, with 9 girls receiving the name in 2025, down 80.4% from its 1930 peak.
How old is the typical Sydelle?
The median age of a living American named Sydelle is approximately 18 years, with most bearers falling between 12 and 78 years old.
Is Sydelle still popular?
Yes — Sydelle is currently rising in popularity, with 9 births in 2025.
Where is Sydelle most common?
Sydelle has its strongest geographic signal in New York, where it appears 10.5× more often than the national baseline.
1906Peak 19302025
Peak year
1930
Decline from peak
80.4%
2025
9
All-time
754