In 2025, 113 US girls were named Cosette, making it the 1,780th most common girls’ name of the year, up 119 places from #1,899 in 2024. That is 8 more than the 105 girls named Cosette in 2024. Its best rank for girls was #1,554, reached in 2015. That year also had the most girls given the name: 141. For comparison, it was #1,554 in 2015 and #5,448 in 1950.
Social Security card records list Cosette in 90 years of the 146 from 1880 to 2025, starting in 1912 with 5 babies. In all, 3,080 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 1,036 babies named Cosette.
Over the 10 years from 2016 to 2025, 1,074 US girls were named Cosette; the busiest of those years was 2017, with 121. In 2025 that was about 1 in 14,224 of the girls in SSA’s list for the year.
Among the states, Cosette ranked highest in Utah in 2025, at #240 for girls there. It was not in the top 100 of any state. Rarer spellings such as Cozette, Cosetta and Cossette 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 English and Romance. That is where the name is used, not necessarily where it comes from.