In 2025, 15 US boys were named Kaidan, making it the 5,995th most common boys’ name of the year, down 837 places from #5,158 in 2024. That is 4 fewer than the 19 boys named Kaidan in 2024. Its best rank for boys was #1,854, reached in 2011. The most boys given the name in a single year was 77, in 2014. For comparison, it was #2,247 in 2015 and unranked in 1950.
Social Security card records list Kaidan in 26 years of the 146 from 1880 to 2025, starting in 2000 with 9 babies. In all, 1,206 US babies have been given the name, 6.0% of them girls and 94% boys. Its busiest decade was the 2010s, with 621 babies named Kaidan.
Over the 10 years from 2016 to 2025, 322 US boys were named Kaidan; the busiest of those years was 2016, with 54. In 2025 that was about 1 in 113,872 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Kayden (81,717 babies since 1880), Kaden (70,701 babies since 1880), Kaiden (54,156 babies since 1880) and Caiden (23,862 babies since 1880).