In 2025, 68 US girls were named Nyx, making it the 2,577th most common girls’ name of the year, up 136 places from #2,713 in 2024. That is 4 more than the 64 girls named Nyx in 2024. Its best rank for girls was #2,244, reached in 2022. That year also had the most girls given the name: 84. For comparison, it was #7,520 in 2015 and unranked in 1950.
In 2025, 27 US boys were named Nyx, making it the 4,015th most common boys’ name of the year, up 144 places from #4,159 in 2024. That is 1 more than the 26 boys named Nyx in 2024. Its best rank for boys was #4,015, reached in this year, 2025. 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.
Social Security card records list Nyx in 17 years of the 146 from 1880 to 2025, starting in 2008 with 5 babies. In all, 673 US babies have been given the name, 79% of them girls and 21% boys. Its busiest decade was the 2020s, with 500 babies named Nyx.
Over the 10 years from 2016 to 2025, 466 US girls were named Nyx; the busiest of those years was 2022, with 84. In 2025 that was about 1 in 23,636 of the girls in SSA’s list for the year.
Among the states, Nyx ranked highest in Washington in 2025, at #1,201 for girls there. It was not in the top 100 of any state. Rarer spellings such as Nix are summarised on this page.