In 2025, 158 US girls were named Arwen, making it the 1,384th most common girls’ name of the year, down 49 places from #1,335 in 2024. That is 13 fewer than the 171 girls named Arwen in 2024. Its best rank for girls was #1,278, reached in 2023. That year also had the most girls given the name: 179. For comparison, it was #1,797 in 2015 and unranked in 1950.
Social Security card records list Arwen in 54 years of the 146 from 1880 to 2025, starting in 1968 with 5 babies. In all, 3,299 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 1,062 babies named Arwen.
Over the 10 years from 2016 to 2025, 1,454 US girls were named Arwen; the busiest of those years was 2023, with 179. In 2025 that was about 1 in 10,173 of the girls in SSA’s list for the year.
Among the states, Arwen ranked highest in Kansas in 2025, at #594 for girls there. It was not in the top 100 of any state. Rarer spellings such as Arwyn, Arwin and Arwynn are summarised on this page.