In 2025, 69 US girls were named Lynn, making it the 2,558th most common girls’ name of the year, up 253 places from #2,811 in 2024. That is 9 more than the 60 girls named Lynn in 2024. Its best rank for girls was #58, reached in 1956. That year also had the most girls given the name: 7,736. For comparison, it was #2,253 in 2015 and #76 in 1950.
In 2025, 15 US boys were named Lynn, making it the 6,032nd most common boys’ name of the year, up 40 places from #6,072 in 2024. That is 0 more than the 15 boys named Lynn in 2024. Its best rank for boys was #141, reached in 1941. The most boys given the name in a single year was 1,781, in 1947. For comparison, it was #5,643 in 2015 and #154 in 1950.
Social Security card records list Lynn in every one of the 146 years from 1880 to 2025; in 1880 there were 35 babies with the name. In all, 234,778 US babies have been given the name, 78% of them girls and 22% boys. Its busiest decade was the 1950s, with 79,823 babies named Lynn.
Over the 10 years from 2016 to 2025, 732 US girls were named Lynn; the busiest of those years was 2019, with 96. In 2025 that was about 1 in 23,294 of the girls in SSA’s list for the year.
Among the states, Lynn ranked highest in Pennsylvania in 2025, at #1,328 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Lynne (62,415 babies since 1880), Lyn (8,781 babies since 1880), Linn (2,294 babies since 1880) and Leon (184,074 babies since 1880). Rarer spellings such as Lyna, Lean and Lien are summarised on this page.