Feminine dossier · first seen 1886

Onnie

Stable Decline Gradual decline from 1922

Peak era

1922

Peak births

Current vitality

Below reporting floor

Peak generation

Greatest Generation

Quick answers about Onnie

An estimated 153 living Americans are named Onnie.

Onnie 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 Onnie is approximately 72 years, with most bearers falling between 66 and 80 years old.

Not especially. Onnie has been declining since its 1922 peak and registered 0 births in 2025.

1886Peak 19222025

Peak year

1922

Decline from peak

100%

2025

All-time

1,079

Onnie last appeared in SSA records in 2023. Across its recorded history, about 1,079 American girls received the name.

Onnie peaked in 1922, when 33 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 1,079 Americans named Onnie since 1886.

Rarity scoreStatistical floor

Peak generationGreatest Generation

StabilityHighly era-bound

TrajectoryGradual decline from 1922

Living profile

230

Estimated living Americans with this name.

Median age76

Core range68–85

Playground Density Index 0.0%

Wave type

Steady Decline

A name with a broad middle and a downward recent trajectory.