In 2025, 164 US boys were named Demetrius, making it the 1,229th most common boys’ name of the year, down 187 places from #1,042 in 2024. That is 49 fewer than the 213 boys named Demetrius in 2024. Its best rank for boys was #259, reached in 1991. That year also had the most boys given the name: 1,052. For comparison, it was #679 in 2015 and #1,580 in 1950.
Social Security card records list Demetrius in 97 years of the 146 from 1880 to 2025, starting in 1912 with 6 babies. In all, 37,791 US babies have been given the name, 4.6% of them girls and 95% boys. Its busiest decade was the 1990s, with 8,552 babies named Demetrius.
Over the 10 years from 2016 to 2025, 2,706 US boys were named Demetrius; the busiest of those years was 2018, with 346. In 2025 that was about 1 in 10,415 of the boys in SSA’s list for the year.
Among the states, Demetrius ranked highest in Mississippi in 2025, at #550 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Dimitri (9,693 babies since 1880), Demetri (4,269 babies since 1880), Demetris (3,505 babies since 1880) and Demetrio (3,064 babies since 1880). Rarer spellings such as Demetrious, Dimitrius and Demetruis are summarised on this page.