In 2025, 17 US boys were named Onyxx, making it the 5,548th most common boys’ name of the year, up 1,598 places from #7,146 in 2024. That is 5 more than the 12 boys named Onyxx in 2024. Its best rank for boys was #4,085, reached in 2023. That year also had the most boys given the name: 27. For comparison, it was unranked (under five boys) in 2015 and unranked in 1950.
In 2025, 6 US girls were named Onyxx, making it the 14,484th most common girls’ name of the year. Its best rank for girls was #14,484, reached in this year, 2025. That year also had the most girls given the name: 6. For comparison, it was unranked (under five girls) in 2015 and unranked in 1950.
Social Security card records list Onyxx in 8 years of the 146 from 1880 to 2025, starting in 2018 with 6 babies. In all, 141 US babies have been given the name, 16% of them girls and 84% boys. Its busiest decade was the 2020s, with 125 babies named Onyxx.
Over the 10 years from 2016 to 2025, 119 US boys were named Onyxx; the busiest of those years was 2023, with 27. In 2025 that was about 1 in 100,475 of the boys in SSA’s list for the year.