Feminine dossier · first seen 1988
Mio
Stable
Cross-generational persistence
Peak era
2020
Peak births
21
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Mio
How many people are named Mio?
An estimated 344 living Americans are named Mio.
How rare is Mio?
Mio is very rare among babies today, with 15 girls receiving the name in 2025, down 28.6% from its 2020 peak.
How old is the typical Mio?
The median age of a living American named Mio is approximately 13 years, with most bearers falling between 6 and 19 years old.
Is Mio still popular?
Yes. Mio is holding steady, with 15 births in 2025 and a consistent recent baseline.
1988Peak 20202025
Peak year
2020
Decline from peak
28.6%
2025
15
All-time
348