In 2025, 15 US boys were named Demarius, making it the 5,922nd most common boys’ name of the year, down 1,328 places from #4,594 in 2024. That is 7 fewer than the 22 boys named Demarius in 2024. Its best rank for boys was #1,400, reached in 1991. The most boys given the name in a single year was 102, in 2006. For comparison, it was #2,776 in 2015 and unranked in 1950.
Social Security card records list Demarius in 48 years of the 146 from 1880 to 2025, starting in 1978 with 9 babies. In all, 2,024 US babies have been given the name, all of them boys. Its busiest decade was the 2000s, with 618 babies named Demarius.
Over the 10 years from 2016 to 2025, 255 US boys were named Demarius; the busiest of those years was 2016, with 41. In 2025 that was about 1 in 113,872 of the boys in SSA’s list for the year.
Rarer spellings such as Demaris, Demarious and Demerius are summarised on this page.