In 2025, 8 US girls were named Cathryn, making it the 11,135th most common girls’ name of the year, down 4,450 places from #6,685 in 2024. That is 9 fewer than the 17 girls named Cathryn in 2024. Its best rank for girls was #451, reached in 1950. The most girls given the name in a single year was 368, in 1956. For comparison, it was #2,748 in 2015 and #451 in 1950.
Social Security card records list Cathryn in 143 years of the 146 from 1880 to 2025, starting in 1882 with 5 babies. In all, 16,332 US babies have been given the name, all of them girls. Its busiest decade was the 1950s, with 3,271 babies named Cathryn.
Over the 10 years from 2016 to 2025, 245 US girls were named Cathryn; the busiest of those years was 2016, with 40. In 2025 that was about 1 in 200,908 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Karen (990,774 babies since 1880), Catherine (669,611 babies since 1880), Katherine (652,750 babies since 1880) and Kathryn (456,515 babies since 1880). Rarer spellings such as Cathreen and Caitryn are summarised on this page.