The baby name Caitlyn appears in baby name data for the United States from 1980 to 2024. It was most popular in 1998 with 3,874 babies given the name.
In the later years of this period, Caitlyn has become less common than it once was.
| Year | Count |
|---|---|
| 1980 | 13 |
| 1981 | 12 |
| 1982 | 54 |
| 1983 | 110 |
| 1984 | 123 |
| 1985 | 326 |
| 1986 | 506 |
| 1987 | 653 |
| 1988 | 1,347 |
| 1989 | 1,541 |
| 1990 | 1,778 |
| 1991 | 2,167 |
| 1992 | 2,285 |
| 1993 | 2,411 |
| 1994 | 2,685 |
| 1995 | 2,765 |
| 1996 | 2,776 |
| 1997 | 2,875 |
| 1998 | 3,874 |
| 1999 | 2,969 |
| 2000 | 3,201 |
| 2001 | 2,654 |
| 2002 | 2,404 |
| 2003 | 2,268 |
| 2004 | 2,704 |
| 2004 | 20 |
| 2005 | 2,515 |
| 2006 | 2,198 |
| 2007 | 2,019 |
| 2008 | 1,785 |
| 2009 | 1,399 |
| 2010 | 1,085 |
| 2011 | 1,092 |
| 2012 | 918 |
| 2013 | 773 |
| 2014 | 682 |
| 2015 | 558 |
| 2016 | 243 |
| 2017 | 278 |
| 2018 | 161 |
| 2019 | 154 |
| 2020 | 98 |
| 2021 | 85 |
| 2022 | 76 |
| 2023 | 65 |
| 2024 | 13 |