A reliable meaning for Onyxx isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.
The story
Published U.S. birth records include this spelling as early as 2018. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Onyxx through the years
Babies since 1880
141
119 boys · 22 girls
Most popular year
2023
33 babies
2025
23
#5,548 for boys · #14,484 for girls
2021–25 vs 2016–20
+342%
Rising fast
Boys Girls
Onyxx in U.S. Social Security birth records, 2018–2025, per million births of each sex. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.
By the numbers
In 2025, this name appeared in 17 U.S. birth records for boys, ranking No. 5,548 among boys’ names. The recent annual counts are too incomplete to establish a ten-year comparison. It also appeared in 6 birth records for girls in 2025.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Onyxx’s family of names
Onyxx may belong to the same name family as Onyx. This is a tentative spelling connection.