In 2025, 5 US boys were named Brantly, making it the 12,311th most common boys’ name of the year, up 297 places from #12,608 in 2024. That is 0 more than the 5 boys named Brantly in 2024. Its best rank for boys was #1,541, reached in 2013. That year also had the most boys given the name: 103. For comparison, it was #2,194 in 2015 and unranked in 1950.
Social Security card records list Brantly in 40 years of the 146 from 1880 to 2025, starting in 1972 with 5 babies. In all, 864 US babies have been given the name, 0.6% of them girls and 99% boys. Its busiest decade was the 2010s, with 517 babies named Brantly.
Over the 10 years from 2016 to 2025, 162 US boys were named Brantly; the busiest of those years was 2017, with 29. In 2025 that was about 1 in 341,615 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Brantley (32,435 babies since 1880), Brant (9,579 babies since 1880), Brently (1,442 babies since 1880) and Brantlee (2,593 babies since 1880).