Casie is an uncommon variant of Cassie that peaked in 1987 and has since faded.
Casie is predominantly a girl name. In 2025 it ranked #13,533 for girl births in the United States (and #22,519 across all names), given to 6 babies. Casie was first reported in SSA data in 1962 and peaked in 1983 (231 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 6 | 6 | #13,533 | — |
| 2024 | 7 | 7 | #12,416 | — |
| 2023 | 8 | 8 | #11,385 | — |
| 2022 | 5 | 5 | #15,777 | — |
| 2021 | 12 | 12 | #8,582 | — |
| 2020 | 8 | 8 | #11,294 | — |
| 2018 | 7 | 7 | #12,753 | — |
| 2017 | 14 | 14 | #7,933 | — |
| 2016 | 13 | 13 | #8,489 | — |
| 2015 | 7 | 7 | #13,289 | — |
| 2013 | 9 | 9 | #11,198 | — |
| 2012 | 13 | 13 | #8,726 | — |
| 2011 | 9 | 9 | #11,365 | — |
| 2010 | 20 | 20 | #6,430 | — |
| 2009 | 20 | 20 | #6,612 | — |
| 2008 | 19 | 19 | #6,856 | — |
| 2007 | 28 | 28 | #5,125 | — |
| 2006 | 19 | 19 | #6,636 | — |
| 2005 | 15 | 15 | #7,583 | — |
| 2004 | 22 | 22 | #5,606 | — |
| 2003 | 44 | 44 | #3,303 | — |
| 2002 | 55 | 55 | #2,752 | — |
| 2001 | 52 | 52 | #2,815 | — |
| 2000 | 68 | 68 | #2,282 | — |
| 1999 | 75 | 75 | #2,057 | — |
| 1998 | 86 | 86 | #1,802 | — |
| 1997 | 88 | — | #1,741 | — |
| 1996 | 107 | — | #1,503 | — |
| 1995 | 117 | — | #1,403 | — |
| 1994 | 127 | — | #1,331 | — |
| 1993 | 145 | — | #1,196 | — |
| 1992 | 180 | — | #1,034 | — |
| 1991 | 179 | — | #1,057 | #6,612 |
| 1990 | 171 | — | #1,072 | #7,305 |
| 1989 | 186 | — | #950 | — |
| 1988 | 179 | — | #940 | — |
| 1987 | 234 | — | #775 | #7,104 |
| 1986 | 225 | — | #766 | — |
| 1985 | 206 | — | #802 | — |
| 1984 | 219 | — | #745 | — |
| 1983 | 231 | — | #720 | — |
| 1982 | 229 | — | #738 | — |
| 1981 | 221 | — | #748 | — |
| 1980 | 201 | — | #805 | — |
| 1979 | 184 | — | #846 | — |
| 1978 | 145 | — | #959 | — |
| 1977 | 105 | — | #1,177 | — |
| 1976 | 89 | — | #1,255 | — |
| 1975 | 95 | — | #1,213 | — |
| 1974 | 103 | — | #1,125 | — |
| 1973 | 49 | — | #1,776 | — |
| 1972 | 48 | — | #1,788 | — |
| 1971 | 31 | — | #2,436 | — |
| 1970 | 25 | — | #2,786 | — |
| 1969 | 19 | — | #3,112 | — |
| 1968 | 14 | — | #3,628 | — |
| 1967 | 15 | — | #3,362 | — |
| 1963 | 5 | — | #6,715 | — |
| 1962 | 5 | — | #6,695 | — |