Fewer than five US girls were named Staci in 2025, so it does not appear in that year’s SSA list for girls. Its best rank for girls was #225, reached in 1973. The most girls given the name in a single year was 1,179, in 1971. For comparison, it was #12,875 in 2015 and #5,229 in 1950.
Social Security card records list Staci in 72 years of the 146 from 1880 to 2025, starting in 1950 with 6 babies. In all, 25,539 US babies have been given the name, 99.7% of them girls and 0.2% boys. Its busiest decade was the 1970s, with 9,717 babies named Staci.
Over the 10 years from 2016 to 2025, 57 US girls were named Staci; the busiest of those years was 2022, with 12.
Related spellings in the SSA files include Stacy (186,268 babies since 1880), Stacey (161,732 babies since 1880), Stacie (39,317 babies since 1880) and Stacia (9,027 babies since 1880). Rarer spellings such as Stassi are summarised on this page.