Fewer than five US girls were named Shannen in 2025, so it does not appear in that year’s SSA list for girls. Its best rank for girls was #894, reached in 1993. That year also had the most girls given the name: 216. For comparison, it was unranked (under five girls) in 2015 and unranked in 1950.
Social Security card records list Shannen in 51 years of the 146 from 1880 to 2025, starting in 1961 with 6 babies. In all, 2,071 US babies have been given the name, 93% of them girls and 7.2% boys. Its busiest decade was the 1990s, with 1,018 babies named Shannen.
Over the 10 years from 2016 to 2025, 11 US girls were named Shannen; the busiest of those years was 2016, with 6.
Related spellings in the SSA files include Shannon (348,161 babies since 1880), Shanon (6,549 babies since 1880) and Shannan (5,479 babies since 1880). Rarer spellings such as Shauneen are summarised on this page.