In 2025, 66 US girls were named Diane, making it the 2,620th most common girls’ name of the year, down 370 places from #2,250 in 2024. That is 17 fewer than the 83 girls named Diane in 2024. Its best rank for girls was #14, reached in 1955. That year also had the most girls given the name: 23,290. For comparison, it was #2,105 in 2015 and #16 in 1950.
Social Security card records list Diane in 128 years of the 146 from 1880 to 2025, starting in 1898 with 5 babies. In all, 520,034 US babies have been given the name, 99.7% of them girls and 0.3% boys. Its busiest decade was the 1950s, with 211,057 babies named Diane.
Over the 10 years from 2016 to 2025, 806 US girls were named Diane; the busiest of those years was 2021, with 107. In 2025 that was about 1 in 24,353 of the girls in SSA’s list for the year.
Among the states, Diane ranked highest in Florida in 2025, at #1,958 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Diana (369,771 babies since 1880), Dianne (95,475 babies since 1880), Dianna (56,356 babies since 1880) and Dian (5,578 babies since 1880). Rarer spellings such as Dyana, Dyann and Dyanne are summarised on this page. The open nickname list we use links it to Di, Dian, Dianne, Dicey and Didi.