In 2025, 1,188 US boys were named Colt, making it the 285th most common boys’ name of the year, down 8 places from #277 in 2024. That is 39 fewer than the 1,227 boys named Colt in 2024. Its best rank for boys was #210, reached in 2019. That year also had the most boys given the name: 1,833. For comparison, it was #338 in 2015 and unranked in 1950.
Social Security card records list Colt in 67 years of the 146 from 1880 to 2025, starting in 1957 with 7 babies. In all, 27,880 US babies have been given the name, all of them boys. Its busiest decade was the 2010s, with 11,656 babies named Colt.
Over the 10 years from 2016 to 2025, 14,430 US boys were named Colt; the busiest of those years was 2019, with 1,833. In 2025 that was about 1 in 1,438 of the boys in SSA’s list for the year.
Among the states, Colt ranked highest in West Virginia in 2025, at #59 for boys there. It was in the top 100 in 1 state (counting DC). Related spellings in the SSA files include Kolt (3,074 babies since 1880).