Kasi is an uncommon variant of Kasey that peaked in 1991 and has since faded.
Kasi is predominantly a girl name. It last appears in U.S. records in 2025. Kasi first appears in 1962 and peaked in 1988 (113 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 8 | 8 | — | #9,311 |
| 2024 | 13 | 13 | #12,785 | #11,665 |
| 2023 | 5 | 5 | — | #13,209 |
| 2021 | 11 | 11 | #9,248 | — |
| 2020 | 6 | 6 | #14,264 | — |
| 2019 | 14 | 14 | #10,900 | #13,151 |
| 2018 | 11 | 11 | #9,470 | — |
| 2017 | 13 | 13 | #13,383 | #11,482 |
| 2016 | 6 | 6 | #15,263 | — |
| 2015 | 8 | 8 | #12,399 | — |
| 2014 | 8 | 8 | #12,494 | — |
| 2013 | 12 | 12 | #9,313 | — |
| 2012 | 11 | 11 | #15,908 | #13,255 |
| 2011 | 11 | 11 | #10,062 | — |
| 2010 | 15 | 15 | #8,083 | — |
| 2009 | 15 | 15 | #11,074 | #13,502 |
| 2008 | 17 | 17 | #7,574 | — |
| 2007 | 11 | 11 | #10,469 | — |
| 2006 | 21 | 21 | #6,244 | — |
| 2005 | 26 | 26 | #5,030 | — |
| 2004 | 15 | 15 | #7,612 | — |
| 2003 | 18 | 18 | #6,441 | — |
| 2002 | 36 | 36 | #3,689 | — |
| 2001 | 32 | 32 | #4,507 | #11,487 |
| 2000 | 39 | 39 | #3,426 | — |
| 1999 | 33 | 33 | #3,667 | — |
| 1998 | 55 | 55 | #2,712 | #10,476 |
| 1997 | 42 | — | #2,902 | — |
| 1996 | 41 | — | #2,925 | — |
| 1995 | 49 | — | #2,568 | — |
| 1994 | 55 | — | #2,363 | — |
| 1993 | 65 | — | #2,099 | — |
| 1992 | 97 | — | #1,592 | — |
| 1991 | 114 | — | #1,470 | #7,766 |
| 1990 | 97 | — | #1,628 | #8,816 |
| 1989 | 92 | — | #1,543 | — |
| 1988 | 113 | — | #1,289 | — |
| 1987 | 109 | — | #1,288 | — |
| 1986 | 102 | — | #1,310 | — |
| 1985 | 92 | — | #1,396 | — |
| 1984 | 66 | — | #1,667 | — |
| 1983 | 89 | — | #1,353 | — |
| 1982 | 84 | — | #1,441 | — |
| 1981 | 89 | — | #1,388 | — |
| 1980 | 75 | — | #1,560 | — |
| 1979 | 76 | — | #1,534 | — |
| 1978 | 44 | — | #2,138 | — |
| 1977 | 46 | — | #2,075 | — |
| 1976 | 42 | — | #2,079 | — |
| 1975 | 25 | — | #2,911 | — |
| 1974 | 36 | — | #2,231 | — |
| 1973 | 23 | — | #2,954 | — |
| 1972 | 23 | — | #2,932 | — |
| 1971 | 26 | — | #2,761 | — |
| 1970 | 11 | — | #4,889 | — |
| 1969 | 14 | — | #3,858 | — |
| 1968 | 5 | — | #7,525 | — |
| 1966 | 5 | — | #7,043 | — |
| 1965 | 7 | — | #5,526 | — |
| 1964 | 5 | — | #7,240 | — |
| 1963 | 6 | — | #6,191 | — |
| 1962 | 6 | — | #6,187 | — |