In 2025, 46 US girls were named Niomi, making it the 3,374th most common girls’ name of the year, down 162 places from #3,212 in 2024. That is 4 fewer than the 50 girls named Niomi in 2024. Its best rank for girls was #2,574, reached in 2020. That year also had the most girls given the name: 67. For comparison, it was #4,280 in 2015 and unranked in 1950.
Social Security card records list Niomi in 52 years of the 146 from 1880 to 2025, starting in 1963 with 5 babies. In all, 1,271 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 395 babies named Niomi.
Over the 10 years from 2016 to 2025, 531 US girls were named Niomi; the busiest of those years was 2020, with 67. In 2025 that was about 1 in 34,941 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Nyomi (4,254 babies since 1880). Rarer spellings such as Nimmy are summarised on this page.