In 2025, 554 US boys were named Cal, making it the 543rd most common boys’ name of the year, up 127 places from #670 in 2024. That is 145 more than the 409 boys named Cal in 2024. Its best rank for boys was #393, reached in 1880. The most boys given the name in a single year was 554, in 2025. For comparison, it was #1,255 in 2015 and #1,235 in 1950.
Social Security card records list Cal in 143 years of the 146 from 1880 to 2025, starting in 1880 with 19 babies. In all, 7,868 US babies have been given the name, 0.1% of them girls and 99.8% boys. Its busiest decade was the 2020s, with 2,177 babies named Cal.
Over the 10 years from 2016 to 2025, 2,812 US boys were named Cal; the busiest of those years was 2025, with 554. In 2025 that was about 1 in 3,083 of the boys in SSA’s list for the year.
Among the states, Cal ranked highest in Wyoming in 2025, at #95 for boys there. It was in the top 100 in 1 state (counting DC). Related spellings in the SSA files include Caleb (325,003 babies since 1880), Calvin (222,287 babies since 1880), Callum (16,089 babies since 1880) and Cale (8,291 babies since 1880). Rarer spellings such as Kail, Kayl and Cathal are summarised on this page.