In 2025, 30 US girls were named Lesley, making it the 4,617th most common girls’ name of the year, down 532 places from #4,085 in 2024. That is 6 fewer than the 36 girls named Lesley in 2024. Its best rank for girls was #268, reached in 1979. The most girls given the name in a single year was 928, in 1980. For comparison, it was #2,050 in 2015 and #510 in 1950.
Fewer than five US boys were named Lesley in 2025, so it does not appear in that year’s SSA list for boys. Its best rank for boys was #541, reached in 1903. The most boys given the name in a single year was 102, in 1958. For comparison, it was #11,550 in 2015 and #860 in 1950.
Social Security card records list Lesley in 130 years of the 146 from 1880 to 2025, starting in 1882 with 6 babies. In all, 39,098 US babies have been given the name, 88% of them girls and 12% boys. Its busiest decade was the 1970s, with 8,347 babies named Lesley.
Over the 10 years from 2016 to 2025, 478 US girls were named Lesley; the busiest of those years was 2016, with 76. In 2025 that was about 1 in 53,576 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Leslie (383,418 babies since 1880), Lesly (15,785 babies since 1880), Lesli (5,799 babies since 1880) and Leslee (5,001 babies since 1880). Rarer spellings such as Lessly, Lezly and Lezley are summarised on this page. The open nickname list we use links it to Les.