Is Caitlyn a boy or girl name?
Caitlyn is a girl name in the US. In 2024, 78 girls and 0 boys were named Caitlyn, so 100% were girls. Across 1880–2024, 99.9% of the 52,565 US babies named Caitlyn were girls.
- Boy rank, 2024
- Not ranked
- Girl rank, 2024
- #2,346
- Babies named Caitlyn since 1968
- 52,565
- Most popular year
- 1998
- 2,943 babies
Boys and girls named Caitlyn, by decade
| Decade | Boys | Girls | Share girls |
|---|---|---|---|
| 1960s | 0 | 5 | 100% |
| 1970s | 0 | 71 | 100% |
| 1980s | 10 | 4,474 | 99.8% |
| 1990s | 12 | 21,991 | 99.9% |
| 2000s | 12 | 19,781 | 99.9% |
| 2010s | 0 | 5,652 | 100% |
| 2020s | 0 | 557 | 100% |
Every year
| Year | Boys | Boy rank | Girls | Girl rank |
|---|---|---|---|---|
| 2024 | 0 | – | 78 | #2,346 |
| 2023 | 0 | – | 103 | #1,924 |
| 2022 | 0 | – | 123 | #1,694 |
| 2021 | 0 | – | 126 | #1,652 |
| 2020 | 0 | – | 127 | #1,633 |
| 2019 | 0 | – | 198 | #1,185 |
| 2018 | 0 | – | 206 | #1,170 |
| 2017 | 0 | – | 232 | #1,092 |
| 2016 | 0 | – | 249 | #1,049 |
| 2015 | 0 | – | 494 | #598 |
| 2014 | 0 | – | 692 | #462 |
| 2013 | 0 | – | 754 | #406 |
| 2012 | 0 | – | 826 | #378 |
| 2011 | 0 | – | 930 | #343 |
| 2010 | 0 | – | 1,071 | #302 |
| 2009 | 0 | – | 1,279 | #256 |
| 2008 | 0 | – | 1,491 | #227 |
| 2007 | 0 | – | 1,611 | #214 |
| 2006 | 0 | – | 1,755 | #200 |
| 2005 | 0 | – | 1,898 | #182 |
| 2004 | 12 | #6,196 | 2,030 | #165 |
| 2003 | 0 | – | 2,080 | #160 |
| 2002 | 0 | – | 2,266 | #148 |
| 2001 | 0 | – | 2,536 | #133 |
| 2000 | 0 | – | 2,835 | #118 |
| 1999 | 0 | – | 2,673 | #124 |
| 1998 | 6 | #8,618 | 2,937 | #115 |
| 1997 | 0 | – | 2,364 | #133 |
| 1996 | 0 | – | 2,334 | #138 |
| 1995 | 0 | – | 2,302 | #138 |
| 1994 | 0 | – | 2,171 | #150 |
| 1993 | 0 | – | 2,044 | #153 |
| 1992 | 0 | – | 1,970 | #156 |
| 1991 | 6 | #7,388 | 1,609 | #185 |
| 1990 | 0 | – | 1,587 | #183 |
| 1989 | 5 | #8,061 | 1,234 | #221 |
| 1988 | 5 | #7,427 | 1,171 | #223 |
| 1987 | 0 | – | 596 | #387 |
| 1986 | 0 | – | 537 | #410 |
| 1985 | 0 | – | 373 | #532 |
| 1984 | 0 | – | 212 | #762 |
| 1983 | 0 | – | 158 | #937 |
| 1982 | 0 | – | 105 | #1,246 |
| 1981 | 0 | – | 46 | #2,200 |
| 1980 | 0 | – | 42 | #2,312 |
| 1979 | 0 | – | 18 | #4,064 |
| 1978 | 0 | – | 13 | #4,967 |
| 1977 | 0 | – | 13 | #4,968 |
| 1976 | 0 | – | 0 | – |
| 1975 | 0 | – | 10 | #5,573 |
| 1974 | 0 | – | 5 | #8,920 |
| 1973 | 0 | – | 0 | – |
| 1972 | 0 | – | 5 | #8,423 |
| 1971 | 0 | – | 7 | #6,684 |
| 1970 | 0 | – | 0 | – |
| 1969 | 0 | – | 0 | – |
| 1968 | 0 | – | 5 | #7,113 |
Highest rank
As a boy name, Caitlyn reached #6,196 in 2004. As a girl name, it reached #115 in 1998. Ranks count every name SSA published for that year and sex, so they go well past the top 1,000.
Names from the same era
These names were also most popular in the 1990s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.
Names spelled like Caitlyn
Source: US Social Security Administration baby name data, 1880–2024. Counts are Social Security card applications for US births; SSA leaves out names given to fewer than 5 babies in a year. Updated 2026-10-05. How these numbers are made.