In 2025, 295 US girls were named Guinevere, making it the 899th most common girls’ name of the year, up 47 places from #946 in 2024. That is 16 more than the 279 girls named Guinevere in 2024. Its best rank for girls was #899, reached in this year, 2025. The most girls given the name in a single year was 299, in 2022. For comparison, it was #1,350 in 2015 and #5,595 in 1950.
Social Security card records list Guinevere in 100 years of the 146 from 1880 to 2025, starting in 1912 with 7 babies. In all, 4,592 US babies have been given the name, all of them girls. Its busiest decade was the 2020s, with 1,641 babies named Guinevere.
Over the 10 years from 2016 to 2025, 2,312 US girls were named Guinevere; the busiest of those years was 2022, with 299. In 2025 that was about 1 in 5,448 of the girls in SSA’s list for the year.
Among the states, Guinevere ranked highest in New Hampshire in 2025, at #222 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Juniper (22,117 babies since 1880). Rarer spellings such as Guenevere, Guinnevere and Guinivere are summarised on this page.