Cosette is an uncommon girls' name that peaked in 2015 and remains in steady use.
Cosette is a girl name. In 2025 it ranked #1,780 for girl births in the United States (and #3,255 across all names), given to 113 babies. Cosette was first reported in SSA data in 1912 and peaked in 2015 (141 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 113 | 113 | #1,780 |
| 2024 | 105 | 105 | #1,899 |
| 2023 | 106 | 106 | #1,880 |
| 2022 | 98 | 98 | #1,994 |
| 2021 | 100 | 100 | #1,958 |
| 2020 | 104 | 104 | #1,860 |
| 2019 | 95 | 95 | #2,016 |
| 2018 | 112 | 112 | #1,819 |
| 2017 | 121 | 121 | #1,744 |
| 2016 | 120 | 120 | #1,735 |
| 2015 | 141 | 141 | #1,554 |
| 2014 | 110 | 110 | #1,841 |
| 2013 | 115 | 115 | #1,779 |
| 2012 | 86 | 86 | #2,194 |
| 2011 | 76 | 76 | #2,422 |
| 2010 | 60 | 60 | #2,873 |
| 2009 | 85 | 85 | #2,289 |
| 2008 | 49 | 49 | #3,386 |
| 2007 | 58 | 58 | #3,026 |
| 2006 | 67 | 67 | #2,672 |
| 2005 | 60 | 60 | #2,766 |
| 2004 | 60 | 60 | #2,719 |
| 2003 | 46 | 46 | #3,195 |
| 2002 | 58 | 58 | #2,650 |
| 2001 | 77 | 77 | #2,133 |
| 2000 | 61 | 61 | #2,485 |
| 1999 | 53 | 53 | #2,647 |
| 1998 | 40 | 40 | #3,130 |
| 1997 | 34 | — | #3,384 |
| 1996 | 36 | — | #3,248 |
| 1995 | 29 | — | #3,687 |
| 1994 | 19 | — | #5,066 |
| 1993 | 24 | — | #4,285 |
| 1992 | 21 | — | #4,726 |
| 1991 | 28 | — | #3,740 |
| 1990 | 13 | — | #6,546 |
| 1989 | 11 | — | #7,067 |
| 1988 | 8 | — | #8,554 |
| 1986 | 5 | — | #11,302 |
| 1984 | 7 | — | #8,349 |
| 1983 | 7 | — | #8,207 |
| 1982 | 5 | — | #10,826 |
| 1981 | 12 | — | #5,634 |
| 1980 | 5 | — | #10,717 |
| 1979 | 13 | — | #5,151 |
| 1978 | 5 | — | #10,060 |
| 1977 | 5 | — | #9,923 |
| 1975 | 5 | — | #9,358 |
| 1973 | 6 | — | #7,606 |
| 1972 | 9 | — | #5,566 |
| 1970 | 15 | — | #3,900 |
| 1969 | 5 | — | #7,677 |
| 1968 | 13 | — | #3,824 |
| 1967 | 9 | — | #4,682 |
| 1964 | 9 | — | #4,689 |
| 1963 | 13 | — | #3,657 |
| 1962 | 11 | — | #4,051 |
| 1961 | 12 | — | #3,818 |
| 1959 | 10 | — | #4,081 |
| 1958 | 14 | — | #3,255 |
| 1957 | 14 | — | #3,176 |
| 1956 | 13 | — | #3,373 |
| 1955 | 14 | — | #3,118 |
| 1954 | 20 | — | #2,460 |
| 1953 | 18 | — | #2,537 |
| 1952 | 14 | — | #2,938 |
| 1951 | 11 | — | #3,320 |
| 1950 | 5 | — | #5,448 |
| 1949 | 14 | — | #2,756 |
| 1948 | 6 | — | #4,774 |
| 1947 | 10 | — | #3,496 |
| 1946 | 10 | — | #3,269 |
| 1945 | 9 | — | #3,186 |
| 1943 | 8 | — | #3,560 |
| 1939 | 5 | — | #4,377 |
| 1937 | 7 | — | #3,514 |
| 1935 | 10 | — | #2,774 |
| 1932 | 7 | — | #3,643 |
| 1925 | 9 | — | #3,422 |
| 1924 | 5 | — | #5,231 |
| 1923 | 7 | — | #4,058 |
| 1922 | 5 | — | #5,172 |
| 1921 | 7 | — | #4,109 |
| 1920 | 9 | — | #3,392 |
| 1919 | 9 | — | #3,260 |
| 1918 | 8 | — | #3,571 |
| 1917 | 10 | — | #2,930 |
| 1915 | 11 | — | #2,571 |
| 1913 | 6 | — | #2,896 |
| 1912 | 5 | — | #3,061 |