The baby name Kaitlyn appears in baby name data for the United States from 1977 to 2024. It was most popular in 1998 with 10,405 babies given the name.
In the later years of this period, Kaitlyn has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1977 | 8 |
| 1978 | 7 |
| 1979 | 12 |
| 1980 | 19 |
| 1981 | 57 |
| 1982 | 78 |
| 1983 | 218 |
| 1984 | 364 |
| 1985 | 915 |
| 1986 | 1,263 |
| 1987 | 1,899 |
| 1988 | 3,188 |
| 1989 | 4,165 |
| 1990 | 4,845 |
| 1991 | 5,755 |
| 1992 | 8,622 |
| 1993 | 8,101 |
| 1994 | 8,392 |
| 1995 | 8,873 |
| 1996 | 8,594 |
| 1997 | 8,513 |
| 1998 | 10,405 |
| 1999 | 9,117 |
| 2000 | 10,237 |
| 2001 | 8,897 |
| 2002 | 8,552 |
| 2003 | 7,923 |
| 2004 | 9,160 |
| 2004 | 50 |
| 2005 | 8,529 |
| 2006 | 7,585 |
| 2007 | 7,053 |
| 2008 | 5,933 |
| 2009 | 4,521 |
| 2010 | 3,484 |
| 2011 | 3,372 |
| 2012 | 2,930 |
| 2013 | 2,404 |
| 2014 | 2,057 |
| 2015 | 1,808 |
| 2016 | 1,184 |
| 2017 | 1,047 |
| 2018 | 926 |
| 2019 | 770 |
| 2020 | 659 |
| 2021 | 554 |
| 2022 | 501 |
| 2023 | 547 |
| 2024 | 486 |