In 2025, 2,556 US girls were named Hailey, making it the 104th most common girls’ name of the year, down 4 places from #100 in 2024. That is 71 fewer than the 2,627 girls named Hailey in 2024. Its best rank for girls was #19, reached in 2010. The most girls given the name in a single year was 8,798, in 2003. For comparison, it was #64 in 2015 and unranked in 1950.
Social Security card records list Hailey in 62 years of the 146 from 1880 to 2025, starting in 1922 with 7 babies. In all, 181,710 US babies have been given the name, 99.8% of them girls and 0.2% boys. Its busiest decade was the 2000s, with 82,128 babies named Hailey.
Over the 10 years from 2016 to 2025, 32,003 US girls were named Hailey; the busiest of those years was 2016, with 3,947. In 2025 that was about 1 in 629 of the girls in SSA’s list for the year.
Among the states, Hailey ranked highest in New York in 2025, at #49 for girls there. It was in the top 100 in 11 states (counting DC). Related spellings in the SSA files include Hayley (51,449 babies since 1880), Hailee (16,490 babies since 1880), Haley (160,347 babies since 1880) and Haylee (30,233 babies since 1880). Rarer spellings such as Haili, Haylea and Haylei are summarised on this page. The open nickname list we use links it to Haylee and Hayley.