In 2025, 15 US girls were named Aliannah, making it the 7,151st most common girls’ name of the year, down 199 places from #6,952 in 2024. That is 1 fewer than the 16 girls named Aliannah in 2024. Its best rank for girls was #2,415, reached in 2014. That year also had the most girls given the name: 75. For comparison, it was #3,001 in 2015 and unranked in 1950.
Social Security card records list Aliannah in 17 years of the 146 from 1880 to 2025, starting in 2009 with 6 babies. In all, 667 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 519 babies named Aliannah.
Over the 10 years from 2016 to 2025, 284 US girls were named Aliannah; the busiest of those years was 2018, with 44. In 2025 that was about 1 in 107,151 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Alanna (27,019 babies since 1880), Aliana (9,065 babies since 1880), Alannah (7,392 babies since 1880) and Alianna (5,538 babies since 1880).