Cassidie is a rare variant of Cassidy that was most common in the 1990s and has all but disappeared.
Cassidie is a girl name. It last appears in U.S. records in 2017. Cassidie was first reported in SSA data in 1981 and peaked in 1998 (31 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2017 | 8 | 8 | #11,872 |
| 2016 | 9 | 9 | #11,062 |
| 2015 | 10 | 10 | #10,289 |
| 2014 | 5 | 5 | #17,083 |
| 2013 | 9 | 9 | #11,200 |
| 2012 | 8 | 8 | #12,442 |
| 2011 | 7 | 7 | #13,643 |
| 2010 | 8 | 8 | #12,504 |
| 2009 | 13 | 13 | #9,000 |
| 2008 | 13 | 13 | #9,065 |
| 2007 | 17 | 17 | #7,456 |
| 2006 | 15 | 15 | #7,950 |
| 2005 | 21 | 21 | #5,850 |
| 2004 | 17 | 17 | #6,847 |
| 2003 | 25 | 25 | #4,973 |
| 2002 | 22 | 22 | #5,291 |
| 2001 | 24 | 24 | #4,864 |
| 2000 | 19 | 19 | #5,749 |
| 1999 | 29 | 29 | #3,992 |
| 1998 | 31 | 31 | #3,745 |
| 1997 | 15 | — | #6,220 |
| 1996 | 25 | — | #4,204 |
| 1995 | 23 | — | #4,372 |
| 1994 | 15 | — | #6,028 |
| 1993 | 15 | — | #6,004 |
| 1992 | 10 | — | #8,176 |
| 1991 | 5 | — | #13,492 |
| 1990 | 13 | — | #6,525 |
| 1988 | 7 | — | #9,409 |
| 1985 | 8 | — | #7,661 |
| 1984 | 7 | — | #8,287 |
| 1983 | 6 | — | #9,181 |
| 1981 | 5 | — | #10,651 |