In 2025, 9 US girls were named January, making it the 10,448th most common girls’ name of the year, down 1,248 places from #9,200 in 2024. That is 2 fewer than the 11 girls named January in 2024. Its best rank for girls was #638, reached in 1978. That year also had the most girls given the name: 257. For comparison, it was #5,913 in 2015 and unranked in 1950.
Social Security card records list January in 68 years of the 146 from 1880 to 2025, starting in 1951 with 7 babies. In all, 2,170 US babies have been given the name, all of them girls. Its busiest decade was the 1970s, with 1,000 babies named January.
Over the 10 years from 2016 to 2025, 169 US girls were named January; the busiest of those years was 2017, with 24. In 2025 that was about 1 in 178,585 of the girls in SSA’s list for the year.
Rarer spellings such as Janari, Januari and Janeiry are summarised on this page.
Meaning
Meaning not yet researched.
We publish a meaning only with a cited source and a confidence label, and never generate one. Meanings are being researched for the most common names first.
Wikidata records this spelling as a given name in Polish. That is where the name is used, not necessarily where it comes from.