In 2025, 6 US boys were named Carin, making it the 10,902nd most common boys’ name of the year, down 4,375 places from #6,527 in 2024. That is 7 fewer than the 13 boys named Carin in 2024. Its best rank for boys was #4,478, reached in 2023. That year also had the most boys given the name: 23. For comparison, it was unranked (under five boys) in 2015 and unranked in 1950.
Fewer than five US girls were named Carin in 2025, so it does not appear in that year’s SSA list for girls. Its best rank for girls was #799, reached in 1970. That year also had the most girls given the name: 175. For comparison, it was #16,964 in 2015 and #1,500 in 1950.
Social Security card records list Carin in 82 years of the 146 from 1880 to 2025, starting in 1939 with 5 babies. In all, 4,601 US babies have been given the name, 98% of them girls and 1.9% boys. Its busiest decade was the 1970s, with 1,394 babies named Carin.
Over the 10 years from 2016 to 2025, 86 US boys were named Carin; the busiest of those years was 2023, with 23. In 2025 that was about 1 in 284,679 of the boys 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 Katie (241,784 babies since 1880). Rarer spellings such as Cariann, Carinne and Carrine are summarised on this page.