In 2025, 230 US boys were named Harold, making it the 993rd most common boys’ name of the year, down 4 places from #989 in 2024. That is 3 more than the 227 boys named Harold in 2024. Its best rank for boys was #12, reached in 1921. The most boys given the name in a single year was 14,149, in 1924. For comparison, it was #809 in 2015 and #45 in 1950.
Social Security card records list Harold in every one of the 146 years from 1880 to 2025; in 1880 there were 113 babies with the name. In all, 554,280 US babies have been given the name, 0.5% of them girls and 99.5% boys. Its busiest decade was the 1920s, with 134,392 babies named Harold.
Over the 10 years from 2016 to 2025, 2,571 US boys were named Harold; the busiest of those years was 2016, with 288. In 2025 that was about 1 in 7,426 of the boys in SSA’s list for the year.
Among the states, Harold ranked highest in Connecticut in 2025, at #521 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Eric (893,184 babies since 1880), Henry (773,564 babies since 1880), Harry (425,883 babies since 1880) and Erik (158,126 babies since 1880). Rarer spellings such as Harrold, Haroldo and Hareld are summarised on this page. The open nickname list we use links it to Hal, Hap, Haps and Harry.