In 2025, 13 US girls were named Kylei, making it the 8,127th most common girls’ name of the year, down 2,410 places from #5,717 in 2024. That is 9 fewer than the 22 girls named Kylei in 2024. Its best rank for girls was #2,389, reached in 2012. That year also had the most girls given the name: 78. For comparison, it was #3,371 in 2015 and unranked in 1950.
Social Security card records list Kylei in 34 years of the 146 from 1880 to 2025, starting in 1989 with 9 babies. In all, 1,237 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 548 babies named Kylei.
Over the 10 years from 2016 to 2025, 314 US girls were named Kylei; the busiest of those years was 2020, with 47. In 2025 that was about 1 in 123,636 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Kylie (122,340 babies since 1880), Kelli (75,192 babies since 1880), Kylee (50,835 babies since 1880) and Kiley (20,272 babies since 1880).