Cosette Girl
How popular is Cosette?
#1,777 girl name in 2025
113 baby girls were named Cosette in the US in 2025, making it the 1777th most popular girl name.
Cosette popularity over time
| Rank in 2025 | #1,777 for girls (▲ 118 from 2024) |
|---|---|
| Babies in 2025 | 113 girls |
| 10-year trend | Falling (-20% babies vs 2015) |
| Earlier ranks | #1,554 in 2015, #1,860 in 2020 |
| Peak year | 2015 (141 girls) |
| Highest rank | #1,554 in 2015 |
| First recorded | 1912 |
| Boys vs girls (last 10 years) | 0% boys, 100% girls |
| Chance a classmate shares it | 0.1% in a class of 25 kids born in 2025 |
Cosette counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Cosette family of names ranked #1,210 for girls in 2025 (#1,307 the year before), with 149 babies in all.
| Spelling | Girls in 2025 | Share |
|---|---|---|
| Cosette | 113 | 76% |
| Cozette | 36 | 24% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Cosette is most popular
Babies named Cosette per 1,000 girls born in each state, 2021 to 2025. Darker means more common.
- Utah: 0.9 per 1,000 (73 girls)
- Arizona: 0.1 per 1,000 (21 girls)
- California: 0.1 per 1,000 (74 girls)
- Florida: 0.1 per 1,000 (27 girls)
- Indiana: 0.0 per 1,000 (7 girls)
Cosette by decade
| Decade | Baby girls | Best rank |
|---|---|---|
| 1910s | 49 | #2,525 |
| 1920s | 42 | #3,339 |
| 1930s | 29 | #2,729 |
| 1940s | 57 | #2,725 |
| 1950s | 133 | #2,449 |
| 1960s | 72 | #3,634 |
| 1970s | 58 | #3,871 |
| 1980s | 60 | #5,570 |
| 1990s | 297 | #2,637 |
| 2000s | 621 | #2,122 |
| 2010s | 1,036 | #1,554 |
| 2020s | 626 | #1,777 |
Girl names about as popular as Cosette
Questions
- Is Cosette a boy or girl name?
- Cosette is mostly a girl name. Over the last 10 years, 100% of babies named Cosette were girls.
- How popular is the name Cosette?
- 113 baby girls were named Cosette in the US in 2025, making it the 1777th most popular girl name.
- When was Cosette most popular?
- Cosette peaked in 2015, when 141 girls were given the name. Its highest rank was #1,554 in 2015.
- How many people are named Cosette?
- 3,080 babies have been named Cosette in the US since 1880. We estimate about 2,895 of them are alive in 2026, with a median age of 14.
- Where is Cosette most popular?
- From 2021 to 2025, Cosette was most common in Utah, at 0.9 of every 1,000 girls born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.