In 2025, 454 US boys were named Harlan, making it the 617th most common boys’ name of the year, up 49 places from #666 in 2024. That is 42 more than the 412 boys named Harlan in 2024. Its best rank for boys was #253, reached in 1924. That year also had the most boys given the name: 519. For comparison, it was #822 in 2015 and #408 in 1950.
Social Security card records list Harlan in every one of the 146 years from 1880 to 2025; in 1880 there were 8 babies with the name. In all, 26,980 US babies have been given the name, 1.8% of them girls and 98% boys. Its busiest decade was the 1920s, with 4,184 babies named Harlan.
Over the 10 years from 2016 to 2025, 3,610 US boys were named Harlan; the busiest of those years was 2025, with 454. In 2025 that was about 1 in 3,762 of the boys in SSA’s list for the year.
Among the states, Harlan ranked highest in Kentucky in 2025, at #207 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Harlen (3,520 babies since 1880), Harlyn (2,265 babies since 1880), Harleen (1,480 babies since 1880) and Harlynn (1,310 babies since 1880). Rarer spellings such as Harlin, Harlon and Harlene are summarised on this page.