In 2025, 219 US boys were named Bastian, making it the 1,021st most common boys’ name of the year, down 19 places from #1,002 in 2024. That is 5 fewer than the 224 boys named Bastian in 2024. Its best rank for boys was #1,002, reached in 2024. That year also had the most boys given the name: 224. For comparison, it was #1,260 in 2015 and unranked in 1950.
Social Security card records list Bastian in 35 years of the 146 from 1880 to 2025, starting in 1991 with 5 babies. In all, 2,614 US babies have been given the name, all of them boys. Its busiest decade was the 2010s, with 1,155 babies named Bastian.
Over the 10 years from 2016 to 2025, 1,800 US boys were named Bastian; the busiest of those years was 2024, with 224. In 2025 that was about 1 in 7,799 of the boys in SSA’s list for the year.
Among the states, Bastian ranked highest in Maryland in 2025, at #478 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Sebastian (218,463 babies since 1880). Rarer spellings such as Bastien, Bastion and Bas are summarised on this page.