In 2025, 19 US boys were named Fergus, making it the 5,092nd most common boys’ name of the year, down 738 places from #4,354 in 2024. That is 5 fewer than the 24 boys named Fergus in 2024. Its best rank for boys was #2,760, reached in 1918. The most boys given the name in a single year was 24, in 2024. For comparison, it was #4,596 in 2015 and unranked in 1950.
Social Security card records list Fergus in 59 years of the 146 from 1880 to 2025, starting in 1916 with 7 babies. In all, 568 US babies have been given the name, all of them boys. Its busiest decade was the 2010s, with 142 babies named Fergus.
Over the 10 years from 2016 to 2025, 181 US boys were named Fergus; the busiest of those years was 2024, with 24. In 2025 that was about 1 in 89,899 of the boys in SSA’s list for the year.