Cassy is a rare variant of Cassie that peaked in 1986 and has since faded.
Cassy is a girl name. It last appears in U.S. records in 2019. Cassy first appears in 1947 and peaked in 1986 (105 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2019 | 5 | 5 | #16,013 |
| 2017 | 6 | 6 | #14,503 |
| 2015 | 7 | 7 | #13,291 |
| 2013 | 6 | 6 | #14,987 |
| 2012 | 9 | 9 | #11,463 |
| 2011 | 8 | 8 | #12,391 |
| 2010 | 9 | 9 | #11,449 |
| 2009 | 7 | 7 | #13,984 |
| 2008 | 20 | 20 | #6,609 |
| 2007 | 16 | 16 | #7,806 |
| 2006 | 12 | 12 | #9,411 |
| 2005 | 24 | 24 | #5,301 |
| 2004 | 22 | 22 | #5,608 |
| 2003 | 15 | 15 | #7,280 |
| 2002 | 27 | 27 | #4,522 |
| 2001 | 32 | 32 | #3,963 |
| 2000 | 35 | 35 | #3,677 |
| 1999 | 50 | 50 | #2,743 |
| 1998 | 50 | 50 | #2,700 |
| 1997 | 45 | — | #2,738 |
| 1996 | 41 | — | #2,907 |
| 1995 | 38 | — | #3,034 |
| 1994 | 50 | — | #2,507 |
| 1993 | 55 | — | #2,329 |
| 1992 | 66 | — | #2,059 |
| 1991 | 56 | — | #2,295 |
| 1990 | 76 | — | #1,865 |
| 1989 | 70 | — | #1,876 |
| 1988 | 84 | — | #1,567 |
| 1987 | 77 | — | #1,609 |
| 1986 | 105 | — | #1,283 |
| 1985 | 78 | — | #1,554 |
| 1984 | 83 | — | #1,398 |
| 1983 | 84 | — | #1,400 |
| 1982 | 91 | — | #1,358 |
| 1981 | 66 | — | #1,714 |
| 1980 | 52 | — | #2,018 |
| 1979 | 49 | — | #2,055 |
| 1978 | 40 | — | #2,274 |
| 1977 | 32 | — | #2,613 |
| 1976 | 21 | — | #3,300 |
| 1975 | 13 | — | #4,624 |
| 1974 | 14 | — | #4,258 |
| 1973 | 16 | — | #3,800 |
| 1972 | 23 | — | #2,912 |
| 1971 | 18 | — | #3,527 |
| 1970 | 14 | — | #4,063 |
| 1969 | 9 | — | #5,100 |
| 1968 | 8 | — | #5,204 |
| 1967 | 12 | — | #3,869 |
| 1966 | 14 | — | #3,423 |
| 1965 | 11 | — | #3,978 |
| 1964 | 8 | — | #5,060 |
| 1963 | 19 | — | #2,878 |
| 1962 | 12 | — | #3,805 |
| 1961 | 13 | — | #3,619 |
| 1960 | 15 | — | #3,230 |
| 1959 | 11 | — | #3,855 |
| 1958 | 11 | — | #3,771 |
| 1954 | 6 | — | #5,225 |
| 1953 | 5 | — | #5,772 |
| 1952 | 6 | — | #4,991 |
| 1951 | 7 | — | #4,436 |
| 1948 | 6 | — | #4,742 |
| 1947 | 6 | — | #4,824 |