In 2025, 52 US girls were named Lainie, making it the 3,122nd most common girls’ name of the year, up 191 places from #3,313 in 2024. That is 4 more than the 48 girls named Lainie in 2024. Its best rank for girls was #1,232, reached in 1970. That year also had the most girls given the name: 91. For comparison, it was #5,052 in 2015 and unranked in 1950.
Social Security card records list Lainie in 60 years of the 146 from 1880 to 2025, starting in 1966 with 21 babies. In all, 1,967 US babies have been given the name, all of them girls. Its busiest decade was the 2000s, with 486 babies named Lainie.
Over the 10 years from 2016 to 2025, 333 US girls were named Lainie; the busiest of those years was 2025, with 52. In 2025 that was about 1 in 30,909 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Lainey (28,431 babies since 1880), Lani (7,556 babies since 1880), Lanie (5,637 babies since 1880) and Lannie (3,424 babies since 1880).