In 2025, 18 US girls were named Shaelyn, making it the 6,516th most common girls’ name of the year, down 391 places from #6,125 in 2024. That is 2 fewer than the 20 girls named Shaelyn in 2024. Its best rank for girls was #1,149, reached in 2000. That year also had the most girls given the name: 177. For comparison, it was #2,349 in 2015 and unranked in 1950.
Social Security card records list Shaelyn in 46 years of the 146 from 1880 to 2025, starting in 1976 with 5 babies. In all, 3,494 US babies have been given the name, all of them girls. Its busiest decade was the 2000s, with 1,534 babies named Shaelyn.
Over the 10 years from 2016 to 2025, 373 US girls were named Shaelyn; the busiest of those years was 2016, with 60. In 2025 that was about 1 in 89,293 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Shaylynn (2,318 babies since 1880), Shaylyn (2,109 babies since 1880), Shalyn (1,992 babies since 1880) and Shaelynn (1,940 babies since 1880). Rarer spellings such as Shailyn, Shaylen and Shalin are summarised on this page.