The baby name Kayley appears in baby name data for the United States from 1985 to 2023. It was most popular in 2005 with 506 babies given the name.
In the later years of this period, Kayley has become less common than it once was.
| Year | Count |
|---|---|
| 1985 | 10 |
| 1986 | 17 |
| 1987 | 30 |
| 1988 | 59 |
| 1989 | 78 |
| 1990 | 126 |
| 1991 | 157 |
| 1992 | 144 |
| 1993 | 178 |
| 1994 | 225 |
| 1995 | 181 |
| 1996 | 229 |
| 1997 | 277 |
| 1998 | 472 |
| 1999 | 424 |
| 2000 | 359 |
| 2001 | 398 |
| 2002 | 275 |
| 2003 | 365 |
| 2004 | 468 |
| 2005 | 506 |
| 2006 | 408 |
| 2007 | 354 |
| 2008 | 371 |
| 2009 | 268 |
| 2010 | 169 |
| 2011 | 176 |
| 2012 | 151 |
| 2013 | 78 |
| 2014 | 65 |
| 2015 | 73 |
| 2016 | 63 |
| 2017 | 65 |
| 2018 | 36 |
| 2019 | 24 |
| 2020 | 48 |
| 2021 | 22 |
| 2022 | 15 |
| 2023 | 6 |