Feminine dossier · first seen 1966
Sonni
Stable
Cross-generational persistence
Peak era
1989
Peak births
33
Current vitality
Rare
Peak generation
Millennial
Quick answers about Sonni
How many people are named Sonni?
An estimated 516 living Americans are named Sonni.
How rare is Sonni?
Sonni is very rare among babies today, with 11 girls receiving the name in 2025, down 66.7% from its 1989 peak.
How old is the typical Sonni?
The median age of a living American named Sonni is approximately 34 years, with most bearers falling between 15 and 40 years old.
Is Sonni still popular?
Yes. Sonni is holding steady, with 11 births in 2025 and a consistent recent baseline.
1966Peak 19892025
Peak year
1989
Decline from peak
66.7%
2025
11
All-time
536