In 2025, 41 US boys were named Kadyn, making it the 3,018th most common boys’ name of the year, down 689 places from #2,329 in 2024. That is 20 fewer than the 61 boys named Kadyn in 2024. Its best rank for boys was #833, reached in 2009. That year also had the most boys given the name: 260. For comparison, it was #1,465 in 2015 and unranked in 1950.
In 2025, 5 US girls were named Kadyn, making it the 16,012th most common girls’ name of the year, down 1,722 places from #14,290 in 2024. That is 1 fewer than the 6 girls named Kadyn in 2024. Its best rank for girls was #1,586, reached in 2008. That year also had the most girls given the name: 144. For comparison, it was #3,732 in 2015 and unranked in 1950.
Social Security card records list Kadyn in 33 years of the 146 from 1880 to 2025, starting in 1993 with 6 babies. In all, 4,732 US babies have been given the name, 30% of them girls and 70% boys. Its busiest decade was the 2000s, with 2,376 babies named Kadyn.
Over the 10 years from 2016 to 2025, 684 US boys were named Kadyn; the busiest of those years was 2018, with 100. In 2025 that was about 1 in 41,660 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Kayden (81,717 babies since 1880), Caden (72,993 babies since 1880), Kaden (70,701 babies since 1880) and Kaiden (54,156 babies since 1880).