In 2025, 43 US girls were named Kiah, making it the 3,550th most common girls’ name of the year, down 594 places from #2,956 in 2024. That is 13 fewer than the 56 girls named Kiah in 2024. Its best rank for girls was #1,313, reached in 2002. That year also had the most girls given the name: 149. For comparison, it was #2,829 in 2015 and unranked in 1950.
Social Security card records list Kiah in 56 years of the 146 from 1880 to 2025, starting in 1917 with 5 babies. In all, 3,578 US babies have been given the name, 93% of them girls and 7.4% boys. Its busiest decade was the 2000s, with 1,132 babies named Kiah.
Over the 10 years from 2016 to 2025, 514 US girls were named Kiah; the busiest of those years was 2018, with 67. In 2025 that was about 1 in 37,378 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Kia (7,809 babies since 1880), Kya (6,385 babies since 1880), Kiya (4,157 babies since 1880) and Kyah (3,141 babies since 1880). Rarer spellings such as Keahi are summarised on this page.