In 2025, 31 US boys were named Santo, making it the 3,643rd most common boys’ name of the year, down 437 places from #3,206 in 2024. That is 7 fewer than the 38 boys named Santo in 2024. Its best rank for boys was #571, reached in 1915. The most boys given the name in a single year was 116, in 1925. For comparison, it was #10,430 in 2015 and #1,217 in 1950.
Social Security card records list Santo in 119 years of the 146 from 1880 to 2025, starting in 1907 with 5 babies. In all, 4,876 US babies have been given the name, all of them boys. Its busiest decade was the 1920s, with 953 babies named Santo.
Over the 10 years from 2016 to 2025, 257 US boys were named Santo; the busiest of those years was 2023, with 42. In 2025 that was about 1 in 55,099 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Saint (7,476 babies since 1880). Rarer spellings such as Santoya and Santoi are summarised on this page.