In 2025, 797 US boys were named Kian, making it the 401st most common boys’ name of the year, up 16 places from #417 in 2024. That is 27 more than the 770 boys named Kian in 2024. Its best rank for boys was #401, reached in this year, 2025. That year also had the most boys given the name: 797. For comparison, it was #489 in 2015 and unranked in 1950.
Social Security card records list Kian in 56 years of the 146 from 1880 to 2025, starting in 1970 with 5 babies. In all, 13,568 US babies have been given the name, 0.8% of them girls and 99% boys. Its busiest decade was the 2010s, with 5,475 babies named Kian.
Over the 10 years from 2016 to 2025, 6,881 US boys were named Kian; the busiest of those years was 2025, with 797. In 2025 that was about 1 in 2,143 of the boys in SSA’s list for the year.
Among the states, Kian ranked highest in District of Columbia in 2025, at #133 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Cian (3,751 babies since 1880), Ken (33,043 babies since 1880), Keon (9,275 babies since 1880) and Kyan (3,955 babies since 1880). Rarer spellings such as Kiyon, Kyann and Kiyaan are summarised on this page.