In 2025, 40 US girls were named Zailey, making it the 3,775th most common girls’ name of the year, down 763 places from #3,012 in 2024. That is 15 fewer than the 55 girls named Zailey in 2024. Its best rank for girls was #2,083, reached in 2018. That year also had the most girls given the name: 93. For comparison, it was #3,531 in 2015 and unranked in 1950.
Social Security card records list Zailey in 26 years of the 146 from 1880 to 2025, starting in 2000 with 5 babies. In all, 1,131 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 636 babies named Zailey.
Over the 10 years from 2016 to 2025, 672 US girls were named Zailey; the busiest of those years was 2018, with 93. In 2025 that was about 1 in 40,182 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Zaylee (5,450 babies since 1880).