Feminine dossier · first seen 1971
Fionna
Stable Decline
Gradual decline from 2012
Peak era
2012
Peak births
41
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Fionna
How many people are named Fionna?
An estimated 725 living Americans are named Fionna.
How rare is Fionna?
Fionna is very rare among babies today, with 6 girls receiving the name in 2025, down 85.4% from its 2012 peak.
How old is the typical Fionna?
The median age of a living American named Fionna is approximately 18 years, with most bearers falling between 12 and 25 years old.
Is Fionna still popular?
Not especially. Fionna has been declining since its 2012 peak and registered 6 births in 2025.
1971Peak 20122025
Peak year
2012
Decline from peak
85.4%
2025
6
All-time
738