In 2025, 95 US girls were named Hermione, making it the 2,008th most common girls’ name of the year, down 330 places from #1,678 in 2024. That is 27 fewer than the 122 girls named Hermione in 2024. Its best rank for girls was #1,591, reached in 1898. The most girls given the name in a single year was 122, in 2024. For comparison, it was #3,009 in 2015 and unranked in 1950.
Social Security card records list Hermione in 48 years of the 146 from 1880 to 2025, starting in 1898 with 6 babies. In all, 1,839 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 625 babies named Hermione.
Over the 10 years from 2016 to 2025, 919 US girls were named Hermione; the busiest of those years was 2024, with 122. In 2025 that was about 1 in 16,919 of the girls in SSA’s list for the year.
Among the states, Hermione ranked highest in North Carolina in 2025, at #1,546 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Hermon (4,059 babies since 1880). The open nickname list we use links it to Hermie.