In 2025, 19 US boys were named Demarco, making it the 5,083rd most common boys’ name of the year, down 1,796 places from #3,287 in 2024. That is 17 fewer than the 36 boys named Demarco in 2024. Its best rank for boys was #744, reached in 1991. The most boys given the name in a single year was 194, in 1998. For comparison, it was #1,757 in 2015 and unranked in 1950.
Social Security card records list Demarco in 70 years of the 146 from 1880 to 2025, starting in 1955 with 5 babies. In all, 5,562 US babies have been given the name, all of them boys. Its busiest decade was the 1990s, with 1,672 babies named Demarco.
Over the 10 years from 2016 to 2025, 458 US boys were named Demarco; the busiest of those years was 2016, with 73. In 2025 that was about 1 in 89,899 of the boys in SSA’s list for the year.
Rarer spellings such as Demarko and Dimarco are summarised on this page.