In 2025, 259 US girls were named Roselyn, making it the 979th most common girls’ name of the year, up 51 places from #1,030 in 2024. That is 14 more than the 245 girls named Roselyn in 2024. Its best rank for girls was #593, reached in 1931. The most girls given the name in a single year was 459, in 2018. For comparison, it was #735 in 2015 and #934 in 1950.
Social Security card records list Roselyn in 126 years of the 146 from 1880 to 2025, starting in 1894 with 5 babies. In all, 14,556 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 3,615 babies named Roselyn.
Over the 10 years from 2016 to 2025, 3,577 US girls were named Roselyn; the busiest of those years was 2018, with 459. In 2025 that was about 1 in 6,206 of the girls in SSA’s list for the year.
Among the states, Roselyn ranked highest in Wisconsin in 2025, at #687 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Roslyn (18,657 babies since 1880), Rosalyn (23,278 babies since 1880), Rosalynn (3,533 babies since 1880) and Roselynn (2,985 babies since 1880). Rarer spellings such as Roseline, Rosellen and Roselene are summarised on this page.