In 2025, 1,917 US boys were named Callan, making it the 190th most common boys’ name of the year, up 52 places from #242 in 2024. That is 462 more than the 1,455 boys named Callan in 2024. Its best rank for boys was #190, reached in this year, 2025. That year also had the most boys given the name: 1,917. For comparison, it was #687 in 2015 and unranked in 1950.
In 2025, 66 US girls were named Callan, making it the 2,616th most common girls’ name of the year, up 440 places from #3,056 in 2024. That is 13 more than the 53 girls named Callan in 2024. Its best rank for girls was #2,252, reached in 1988. The most girls given the name in a single year was 66, in 2025. For comparison, it was #4,750 in 2015 and unranked in 1950.
Social Security card records list Callan in 49 years of the 146 from 1880 to 2025, starting in 1957 with 5 babies. In all, 12,634 US babies have been given the name, 12% of them girls and 88% boys. Its busiest decade was the 2020s, with 7,144 babies named Callan.
Over the 10 years from 2016 to 2025, 8,543 US boys were named Callan; the busiest of those years was 2025, with 1,917. In 2025 that was about 1 in 891 of the boys in SSA’s list for the year.
Among the states, Callan ranked highest in Vermont in 2025, at #65 for boys there. It was in the top 100 in 7 states (counting DC). Related spellings in the SSA files include Kalan (1,588 babies since 1880), Callen (10,105 babies since 1880), Callahan (7,031 babies since 1880) and Cailyn (5,554 babies since 1880). Rarer spellings such as Calan, Calynn and Calian are summarised on this page.