Cassi is an uncommon variant of Cassie that peaked in 1982 and has since faded.
Cassi is a girl name. In 2025 it ranked #15,382 for girl births in the United States (and #25,493 across all names), given to 5 babies. Cassi first appears in 1959 and peaked in 1982 (126 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 5 | 5 | #15,382 |
| 2023 | 9 | 9 | #10,483 |
| 2022 | 7 | 7 | #12,508 |
| 2021 | 10 | 10 | #9,697 |
| 2020 | 5 | 5 | #15,589 |
| 2019 | 16 | 16 | #7,091 |
| 2018 | 17 | 17 | #6,858 |
| 2017 | 8 | 8 | #11,870 |
| 2016 | 12 | 12 | #9,002 |
| 2015 | 18 | 18 | #6,778 |
| 2014 | 12 | 12 | #9,095 |
| 2013 | 9 | 9 | #11,199 |
| 2012 | 11 | 11 | #9,854 |
| 2011 | 15 | 15 | #7,875 |
| 2010 | 22 | 22 | #6,014 |
| 2009 | 14 | 14 | #8,533 |
| 2008 | 17 | 17 | #7,482 |
| 2007 | 27 | 27 | #5,264 |
| 2006 | 19 | 19 | #6,637 |
| 2005 | 21 | 21 | #5,849 |
| 2004 | 24 | 24 | #5,245 |
| 2003 | 22 | 22 | #5,455 |
| 2002 | 19 | 19 | #5,942 |
| 2001 | 20 | 20 | #5,617 |
| 2000 | 41 | 41 | #3,283 |
| 1999 | 54 | 54 | #2,615 |
| 1998 | 46 | 46 | #2,851 |
| 1997 | 47 | — | #2,665 |
| 1996 | 36 | — | #3,247 |
| 1995 | 50 | — | #2,521 |
| 1994 | 61 | — | #2,192 |
| 1993 | 59 | — | #2,219 |
| 1992 | 56 | — | #2,323 |
| 1991 | 94 | — | #1,610 |
| 1990 | 78 | — | #1,829 |
| 1989 | 113 | — | #1,358 |
| 1988 | 101 | — | #1,395 |
| 1987 | 118 | — | #1,216 |
| 1986 | 125 | — | #1,142 |
| 1985 | 120 | — | #1,180 |
| 1984 | 124 | — | #1,112 |
| 1983 | 106 | — | #1,209 |
| 1982 | 126 | — | #1,119 |
| 1981 | 68 | — | #1,675 |
| 1980 | 46 | — | #2,193 |
| 1979 | 60 | — | #1,797 |
| 1978 | 39 | — | #2,313 |
| 1977 | 19 | — | #3,776 |
| 1976 | 11 | — | #5,257 |
| 1975 | 24 | — | #2,979 |
| 1974 | 18 | — | #3,576 |
| 1973 | 17 | — | #3,658 |
| 1972 | 11 | — | #4,822 |
| 1971 | 21 | — | #3,179 |
| 1970 | 17 | — | #3,604 |
| 1969 | 18 | — | #3,218 |
| 1968 | 8 | — | #5,203 |
| 1967 | 11 | — | #4,075 |
| 1966 | 10 | — | #4,228 |
| 1965 | 10 | — | #4,237 |
| 1964 | 7 | — | #5,550 |
| 1963 | 9 | — | #4,584 |
| 1961 | 10 | — | #4,290 |
| 1960 | 7 | — | #5,233 |
| 1959 | 6 | — | #5,636 |