In 2025, 28 US boys were named Fermin, making it the 3,880th most common boys’ name of the year, down 156 places from #3,724 in 2024. That is 2 fewer than the 30 boys named Fermin in 2024. Its best rank for boys was #1,009, reached in 1949. The most boys given the name in a single year was 86, in 1994. For comparison, it was #2,877 in 2015 and #1,028 in 1950.
Social Security card records list Fermin in 115 years of the 146 from 1880 to 2025, starting in 1910 with 5 babies. In all, 4,832 US babies have been given the name, all of them boys. Its busiest decade was the 1990s, with 765 babies named Fermin.
Over the 10 years from 2016 to 2025, 324 US boys were named Fermin; the busiest of those years was 2016, with 38. In 2025 that was about 1 in 61,003 of the boys in SSA’s list for the year.
Rarer spellings such as Ferman, Fermon and Firman are summarised on this page.