Fewer than five US girls were named Lonna in 2025, so it does not appear in that year’s SSA list for girls. Its best rank for girls was #746, reached in 1940. The most girls given the name in a single year was 91, in 1947. For comparison, it was #12,507 in 2015 and #1,031 in 1950.
Social Security card records list Lonna in 91 years of the 146 from 1880 to 2025, starting in 1916 with 5 babies. In all, 3,351 US babies have been given the name, all of them girls. Its busiest decade was the 1960s, with 789 babies named Lonna.
Over the 10 years from 2016 to 2025, 64 US girls were named Lonna; the busiest of those years was 2018, with 12.
Related spellings in the SSA files include Leona (113,624 babies since 1880), Lona (10,924 babies since 1880), Luna (87,834 babies since 1880) and Luana (4,893 babies since 1880).