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How Many People Are Named Onyx?
Estimated people named Onyx living in the U.S. today
7,508
Gender distribution
79% male · 21% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 7,581
- Peak year: 2023 (1,269 births)
- Estimated living today: 7,508
Onyx by age group — who carries the name today?
Onyx popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Onyx
Onyx has been recorded by the Social Security Administration since the 19th century dataset began. In total, 7,581 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 7,508 bearers are still living — roughly 1 in 45,525 Americans. The name's strongest decade shapes how old most Onyxs you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Onyx in the US?
An estimated 7,508 people named Onyx are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Onyx very rare — about 1 in 45,525 Americans.
Is Onyx a boy or girl name?
In SSA records, Onyx is 79% male and 21% female, so it is predominantly a male name.
When was Onyx most popular?
Onyx peaked in 2023, when 1,269 babies were given the name. Its current trend is rising compared with the previous decade.
How rare is the name Onyx?
Onyx ranks #2,863 of 104,819 first names recorded by the SSA, with a rarity score of 55 out of 100 (higher means rarer).