In 2025, 6,673 US girls were named Lily, making it the 18th most common girls’ name of the year, up 6 places from #24 in 2024. That is 552 more than the 6,121 girls named Lily in 2024. Its best rank for girls was #15, reached in 2011. That year also had the most girls given the name: 8,192. For comparison, it was #25 in 2015 and #741 in 1950.
Social Security card records list Lily in every one of the 146 years from 1880 to 2025; in 1880 there were 41 babies with the name. In all, 189,789 US babies have been given the name, 99.9% of them girls and 0.1% boys. Its busiest decade was the 2010s, with 68,363 babies named Lily.
Over the 10 years from 2016 to 2025, 59,558 US girls were named Lily; the busiest of those years was 2025, with 6,673. In 2025 that was about 1 in 241 of the girls in SSA’s list for the year.
Among the states, Lily ranked highest in Utah in 2025, at #10 for girls there. It was in the top 100 in 51 states (counting DC). Related spellings in the SSA files include Lila (76,550 babies since 1880), Lilly (66,752 babies since 1880), Lilia (14,319 babies since 1880) and Lili (3,862 babies since 1880). Rarer spellings such as Lilie, Liliya and Lilya are summarised on this page. The open nickname list we use links it to Lil and Lilly.