In 2025, 16 US boys were named Demetrios, making it the 5,669th most common boys’ name of the year, up 52 places from #5,721 in 2024. That is 0 more than the 16 boys named Demetrios in 2024. Its best rank for boys was #925, reached in 1969. The most boys given the name in a single year was 77, in 1974. For comparison, it was #3,452 in 2015 and #2,620 in 1950.
Social Security card records list Demetrios in 92 years of the 146 from 1880 to 2025, starting in 1918 with 5 babies. In all, 2,770 US babies have been given the name, all of them boys. Its busiest decade was the 1970s, with 620 babies named Demetrios.
Over the 10 years from 2016 to 2025, 173 US boys were named Demetrios; the busiest of those years was 2019, with 25. In 2025 that was about 1 in 106,755 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Demetrius (37,791 babies since 1880), Dimitri (9,693 babies since 1880), Demetris (3,505 babies since 1880) and Demetrio (3,064 babies since 1880).