In 2025, 35 US boys were named Dallin, making it the 3,330th most common boys’ name of the year, up 488 places from #3,818 in 2024. That is 6 more than the 29 boys named Dallin in 2024. Its best rank for boys was #728, reached in 1999. The most boys given the name in a single year was 237, in 2002. For comparison, it was #2,118 in 2015 and unranked in 1950.
Social Security card records list Dallin in 55 years of the 146 from 1880 to 2025, starting in 1971 with 5 babies. In all, 5,197 US babies have been given the name, all of them boys. Its busiest decade was the 2000s, with 1,969 babies named Dallin.
Over the 10 years from 2016 to 2025, 439 US boys were named Dallin; the busiest of those years was 2016, with 62. In 2025 that was about 1 in 48,802 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Daylen (4,330 babies since 1880), Daylin (3,824 babies since 1880), Daylon (3,294 babies since 1880) and Daylan (2,913 babies since 1880). Rarer spellings such as Dallen, Dalon and Dallan are summarised on this page.