In 2025, 72 US boys were named Octavius, making it the 2,073rd most common boys’ name of the year, down 66 places from #2,007 in 2024. That is 5 fewer than the 77 boys named Octavius in 2024. Its best rank for boys was #918, reached in 1987. The most boys given the name in a single year was 126, in 1991. For comparison, it was #2,320 in 2015 and unranked in 1950.
Social Security card records list Octavius in 75 years of the 146 from 1880 to 2025, starting in 1911 with 6 babies. In all, 3,702 US babies have been given the name, 0.4% of them girls and 99.5% boys. Its busiest decade was the 1990s, with 820 babies named Octavius.
Over the 10 years from 2016 to 2025, 751 US boys were named Octavius; the busiest of those years was 2021, with 96. In 2025 that was about 1 in 23,723 of the boys in SSA’s list for the year.
Among the states, Octavius ranked highest in Pennsylvania in 2025, at #1,386 for boys there. It was not in the top 100 of any state. Rarer spellings such as Octavious, Octavis and Octavus are summarised on this page.