Feminine dossier · first seen 1913

Yasuko

Extinct Near statistical disappearance

Peak era

1921

Peak births

Current vitality

Dormant

Peak generation

Greatest Generation

Quick answers about Yasuko

Yasuko has not appeared in SSA records since 1979. It is effectively extinct as a new baby name — no girls received it in the latest available data.

The median age of a living American named Yasuko is approximately 47 years, with most bearers falling between 47 and 89 years old.

No. Yasuko is extinct in new births; the SSA last recorded it in 1979.

Yasuko has its strongest geographic signal in Hawaii, where it appears 383.3× more often than the national baseline.

1913Peak 19212025

Peak year

1921

Decline from peak

100%

2025

All-time

294

Yasuko disappeared from SSA records in 1979 and has not been seen in 46 years. Its absence is now longer than many names' entire recorded lifespan.

Yasuko peaked in 1921, when 22 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 294 Americans named Yasuko since 1913.

Rarity scoreStatistical floor

Peak generationGreatest Generation

StabilityHighly era-bound

TrajectoryNear statistical disappearance

Living profile

Estimated living Americans with this name.

Median age94

Core range86–97

Playground Density Index 0.0%

Wave type

Plateau

A name with moderate spread and no sharp recent move.

Geographic heartland

Hawaii

383.3× higher affinity than the national baseline.

Hawaii · 1910s 383.3×

Hawaii · 1920s 154.5×