In 2025, 120 US boys were named Arnold, making it the 1,477th most common boys’ name of the year, up 210 places from #1,687 in 2024. That is 21 more than the 99 boys named Arnold in 2024. Its best rank for boys was #89, reached in 1916. The most boys given the name in a single year was 2,014, in 1924. For comparison, it was #1,657 in 2015 and #166 in 1950.
Social Security card records list Arnold in every one of the 146 years from 1880 to 2025; in 1880 there were 37 babies with the name. In all, 104,396 US babies have been given the name, 0.5% of them girls and 99% boys. Its busiest decade was the 1920s, with 19,693 babies named Arnold.
Over the 10 years from 2016 to 2025, 1,078 US boys were named Arnold; the busiest of those years was 2025, with 120. In 2025 that was about 1 in 14,234 of the boys in SSA’s list for the year.
Among the states, Arnold ranked highest in Minnesota in 2025, at #590 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Arne (2,854 babies since 1880), Arnie (2,323 babies since 1880) and Arnaldo (2,083 babies since 1880). Rarer spellings such as Arno, Arnol and Arn are summarised on this page. The open nickname list we use links it to Arnie.