Masculine dossier · first seen 1990

Onyx

Rising Gaining cultural share

Peak era

2023

Peak births

1,079

Current vitality

Fragile

Peak generation

Gen Alpha

1990Peak 20232025

Quick answers about Onyx

How many people are named Onyx?

An estimated 6,793 living Americans are named Onyx.

How rare is Onyx?

Onyx is moderately uncommon among babies today, with 881 boys receiving the name in 2025, down 18.4% from its 2023 peak.

How old is the typical Onyx?

The median age of a living American named Onyx is approximately 4 years, with most bearers falling between 2 and 7 years old.

Is Onyx still popular?

Yes — Onyx is currently rising in popularity, with 881 births in 2025. Births this decade are running about 9.2× higher than the previous decade.

Where is Onyx most common?

Onyx has its strongest geographic signal in Nevada, where it appeared 2.2× more often than the national baseline in the 2020s.

Peak year

2023

Decline from peak

18.4%

2025

881

All-time

6,849

Diaspora map

Onyx spread fast — broke out in Georgia and Michigan (2020) and ran high in 10 states within a decade.

Broke out: Georgia and Michigan, 2020 · over-represented in 10 states over 4 years

Onyx is at an all-time high in the latest SSA data. With 1,079 boys in 2023, it has never been more common.

Onyx peaked in 2023, when 1,079 boys were given the name.

In 2025, 881 boys were given the name.

In all, the Social Security Administration has recorded about 6,849 Americans named Onyx since 1990.

Rarity scoreUncommon

Peak generationGen Alpha

StabilityHigh cross-era durability

TrajectoryGaining cultural share

Living profile

6,793

Estimated living Americans with this name.

Median age4

Core range2–7

Playground Density Index 1.5%

Wave type

Flash Flood

A concentrated generational spike rather than a slow classic.

Geographic heartland

Nevada

2.2× higher affinity than the national baseline in the 2020s.

Nevada · 2020s 2.2×

Georgia · 2020s 1.7×

Iowa · 2020s 1.7×