Caitlyn is an established girls' name that peaked in 1998 and has since faded.
Caitlyn is predominantly a girl name. In 2025 it ranked #2,492 for girl births in the United States (and #4,438 across all names), given to 71 babies. Caitlyn was first reported in SSA data in 1968 and peaked in 1998 (2,937 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 71 | 71 | #2,492 | — |
| 2024 | 78 | 78 | #2,351 | — |
| 2023 | 103 | 103 | #1,925 | — |
| 2022 | 123 | 123 | #1,697 | — |
| 2021 | 127 | 127 | #1,643 | — |
| 2020 | 127 | 127 | #1,633 | — |
| 2019 | 198 | 198 | #1,187 | — |
| 2018 | 206 | 206 | #1,170 | — |
| 2017 | 232 | 232 | #1,092 | — |
| 2016 | 249 | 249 | #1,049 | — |
| 2015 | 494 | 494 | #598 | — |
| 2014 | 692 | 692 | #462 | — |
| 2013 | 754 | 754 | #406 | — |
| 2012 | 826 | 826 | #378 | — |
| 2011 | 930 | 930 | #343 | — |
| 2010 | 1,071 | 1,071 | #302 | — |
| 2009 | 1,279 | 1,279 | #256 | — |
| 2008 | 1,492 | 1,492 | #227 | — |
| 2007 | 1,611 | 1,611 | #214 | — |
| 2006 | 1,755 | 1,755 | #200 | — |
| 2005 | 1,898 | 1,898 | #182 | — |
| 2004 | 2,042 | 2,042 | #165 | #6,196 |
| 2003 | 2,080 | 2,080 | #160 | — |
| 2002 | 2,266 | 2,266 | #148 | — |
| 2001 | 2,536 | 2,536 | #133 | — |
| 2000 | 2,835 | 2,835 | #118 | — |
| 1999 | 2,673 | 2,673 | #124 | — |
| 1998 | 2,943 | 2,943 | #115 | #8,618 |
| 1997 | 2,364 | — | #133 | — |
| 1996 | 2,334 | — | #138 | — |
| 1995 | 2,302 | — | #138 | — |
| 1994 | 2,171 | — | #150 | — |
| 1993 | 2,044 | — | #153 | — |
| 1992 | 1,970 | — | #156 | — |
| 1991 | 1,615 | — | #185 | #7,388 |
| 1990 | 1,587 | — | #183 | — |
| 1989 | 1,239 | — | #221 | #8,060 |
| 1988 | 1,176 | — | #223 | #7,430 |
| 1987 | 596 | — | #387 | — |
| 1986 | 537 | — | #410 | — |
| 1985 | 373 | — | #532 | — |
| 1984 | 212 | — | #762 | — |
| 1983 | 157 | — | #943 | — |
| 1982 | 105 | — | #1,246 | — |
| 1981 | 46 | — | #2,200 | — |
| 1980 | 42 | — | #2,312 | — |
| 1979 | 18 | — | #4,064 | — |
| 1978 | 13 | — | #4,967 | — |
| 1977 | 13 | — | #4,968 | — |
| 1975 | 10 | — | #5,574 | — |
| 1974 | 5 | — | #8,920 | — |
| 1972 | 5 | — | #8,423 | — |
| 1971 | 7 | — | #6,683 | — |
| 1968 | 5 | — | #7,114 | — |