In 2025, 464 US girls were named Lexi, making it the 628th most common girls’ name of the year, down 65 places from #563 in 2024. That is 73 fewer than the 537 girls named Lexi in 2024. Its best rank for girls was #241, reached in 2014. That year also had the most girls given the name: 1,334. For comparison, it was #308 in 2015 and unranked in 1950.
Social Security card records list Lexi in 63 years of the 146 from 1880 to 2025, starting in 1948 with 5 babies. In all, 28,120 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 11,441 babies named Lexi.
Over the 10 years from 2016 to 2025, 7,766 US girls were named Lexi; the busiest of those years was 2016, with 1,030. In 2025 that was about 1 in 3,464 of the girls in SSA’s list for the year.
Among the states, Lexi ranked highest in Utah in 2025, at #399 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Lexie (17,225 babies since 1880), Alexi (5,976 babies since 1880) and Lexy (3,001 babies since 1880). Rarer spellings such as Lexia, Lexee and Lexey are summarised on this page. The open nickname list we use links it to Lex.