Is Kaitlyn a boy or girl name?
Kaitlyn is a girl name in the US. In 2024, 450 girls and 0 boys were named Kaitlyn, so 100% were girls. Across 1880–2024, 99.9% of the 166,573 US babies named Kaitlyn were girls.
- Boy rank, 2024
- Not ranked
- Girl rank, 2024
- #652
- Babies named Kaitlyn since 1971
- 166,573
- Most popular year
- 2000
- 8,771 babies
Boys and girls named Kaitlyn, by decade
| Decade | Boys | Girls | Share girls |
|---|---|---|---|
| 1970s | 0 | 77 | 100% |
| 1980s | 38 | 10,891 | 99.7% |
| 1990s | 82 | 67,565 | 99.9% |
| 2000s | 112 | 66,909 | 99.8% |
| 2010s | 0 | 18,353 | 100% |
| 2020s | 0 | 2,546 | 100% |
Every year
| Year | Boys | Boy rank | Girls | Girl rank |
|---|---|---|---|---|
| 2024 | 0 | – | 450 | #652 |
| 2023 | 0 | – | 482 | #620 |
| 2022 | 0 | – | 470 | #629 |
| 2021 | 0 | – | 520 | #583 |
| 2020 | 0 | – | 624 | #488 |
| 2019 | 0 | – | 701 | #444 |
| 2018 | 0 | – | 805 | #386 |
| 2017 | 0 | – | 938 | #346 |
| 2016 | 0 | – | 998 | #330 |
| 2015 | 0 | – | 1,662 | #197 |
| 2014 | 0 | – | 2,060 | #160 |
| 2013 | 0 | – | 2,379 | #134 |
| 2012 | 0 | – | 2,601 | #118 |
| 2011 | 0 | – | 2,908 | #100 |
| 2010 | 0 | – | 3,301 | #90 |
| 2009 | 5 | #13,470 | 4,207 | #67 |
| 2008 | 9 | #8,656 | 5,117 | #53 |
| 2007 | 9 | #8,565 | 5,551 | #44 |
| 2006 | 11 | #7,179 | 6,074 | #41 |
| 2005 | 5 | #12,367 | 6,521 | #34 |
| 2004 | 35 | #2,925 | 6,988 | #33 |
| 2003 | 11 | #6,495 | 7,547 | #32 |
| 2002 | 7 | #8,924 | 7,981 | #32 |
| 2001 | 8 | #7,929 | 8,164 | #31 |
| 2000 | 12 | #5,743 | 8,759 | #30 |
| 1999 | 10 | #6,269 | 8,157 | #33 |
| 1998 | 8 | #7,202 | 7,936 | #35 |
| 1997 | 10 | #5,870 | 7,005 | #41 |
| 1996 | 7 | #7,547 | 7,241 | #40 |
| 1995 | 8 | #6,681 | 7,385 | #42 |
| 1994 | 6 | #8,277 | 6,686 | #48 |
| 1993 | 6 | #8,141 | 6,956 | #46 |
| 1992 | 14 | #4,224 | 7,480 | #42 |
| 1991 | 7 | #6,903 | 4,407 | #82 |
| 1990 | 6 | #7,629 | 4,312 | #78 |
| 1989 | 9 | #5,386 | 3,392 | #95 |
| 1988 | 10 | #4,604 | 2,688 | #106 |
| 1987 | 5 | #7,560 | 1,706 | #163 |
| 1986 | 7 | #5,644 | 1,207 | #219 |
| 1985 | 7 | #5,453 | 879 | #284 |
| 1984 | 0 | – | 449 | #466 |
| 1983 | 0 | – | 274 | #632 |
| 1982 | 0 | – | 138 | #1,047 |
| 1981 | 0 | – | 92 | #1,356 |
| 1980 | 0 | – | 66 | #1,714 |
| 1979 | 0 | – | 29 | #2,960 |
| 1978 | 0 | – | 15 | #4,534 |
| 1977 | 0 | – | 14 | #4,765 |
| 1976 | 0 | – | 7 | #7,637 |
| 1975 | 0 | – | 7 | #7,502 |
| 1974 | 0 | – | 0 | – |
| 1973 | 0 | – | 0 | – |
| 1972 | 0 | – | 0 | – |
| 1971 | 0 | – | 5 | #8,874 |
Highest rank
As a boy name, Kaitlyn reached #2,925 in 2004. As a girl name, it reached #30 in 2000. 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 2000s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.
Names spelled like Kaitlyn
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.