In 2025, 1,702 US boys were named Finn, making it the 206th most common boys’ name of the year, down 8 places from #198 in 2024. That is 97 fewer than the 1,799 boys named Finn in 2024. Its best rank for boys was #166, reached in 2018. The most boys given the name in a single year was 2,382, in 2017. For comparison, it was #209 in 2015 and unranked in 1950.
Social Security card records list Finn in 68 years of the 146 from 1880 to 2025, starting in 1918 with 5 babies. In all, 35,380 US babies have been given the name, 1.2% of them girls and 99% boys. Its busiest decade was the 2010s, with 17,808 babies named Finn.
Over the 10 years from 2016 to 2025, 21,056 US boys were named Finn; the busiest of those years was 2017, with 2,382. In 2025 that was about 1 in 1,004 of the boys in SSA’s list for the year.
Among the states, Finn ranked highest in Vermont in 2025, at #41 for boys there. It was in the top 100 in 5 states (counting DC). Related spellings in the SSA files include Fynn (1,689 babies since 1880). Rarer spellings such as Fionn, Fin and Fenn are summarised on this page.