Feminine dossier · first seen 1914

Chiyo

Stable Decline Gradual decline from 1917

Peak era

1917

Peak births

Current vitality

Below reporting floor

Peak generation

Greatest Generation

Quick answers about Chiyo

An estimated 16 living Americans are named Chiyo.

Chiyo fell below the SSA's 5-birth reporting floor in 2025. It is extremely rare as a new baby name.

The median age of a living American named Chiyo is approximately 17 years, with most bearers falling between 7 and 19 years old.

Not especially. Chiyo has been declining since its 1917 peak and registered 0 births in 2025.

1914Peak 19172025

Peak year

1917

Decline from peak

100%

2025

All-time

135

Chiyo last appeared in SSA records in 2019. Across its recorded history, about 135 American girls received the name.

Chiyo peaked in 1917, when 12 girls were given the name.

No girls were recorded with this name in 2025 — at least not five of them (the SSA's reporting floor).

Down 100% from its peak.

In all, the Social Security Administration has recorded about 135 Americans named Chiyo since 1914.

Rarity scoreStatistical floor

Peak generationGreatest Generation

StabilityHighly era-bound

TrajectoryGradual decline from 1917

Living profile

Estimated living Americans with this name.

Median age17

Core range7–19

Playground Density Index 0.0%

Wave type

Glacier

A long-duration classic distributed across many generations.