In 2025, 20 US girls were named Jania, making it the 6,003rd most common girls’ name of the year, down 2,332 places from #3,671 in 2024. That is 22 fewer than the 42 girls named Jania in 2024. Its best rank for girls was #1,186, reached in 2005. That year also had the most girls given the name: 194. For comparison, it was #4,441 in 2015 and unranked in 1950.
Social Security card records list Jania in 64 years of the 146 from 1880 to 2025, starting in 1952 with 7 babies. In all, 3,021 US babies have been given the name, all of them girls. Its busiest decade was the 2000s, with 1,570 babies named Jania.
Over the 10 years from 2016 to 2025, 446 US girls were named Jania; the busiest of those years was 2021, with 58. In 2025 that was about 1 in 80,363 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Janie (75,874 babies since 1880), Jannie (14,857 babies since 1880), Janiyah (13,605 babies since 1880) and Janiya (11,109 babies since 1880). Rarer spellings such as Jahnyia and Janyhia are summarised on this page.