Kaylen is an uncommon name used for both girls and boys that peaked in 2009 and has since faded.
Kaylen is predominantly a girl name. In 2025 it ranked #2,796 among girls (61) and #3,275 among boys (36) — overall #3,614 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 97 | 97 | #2,796 | #3,275 |
| 2024 | 76 | 76 | #3,358 | #3,850 |
| 2023 | 134 | 134 | #2,347 | #2,427 |
| 2022 | 140 | 140 | #2,130 | #2,658 |
| 2021 | 133 | 133 | #2,165 | #2,755 |
| 2020 | 147 | 147 | #1,875 | #2,785 |
| 2019 | 145 | 145 | #1,906 | #3,026 |
| 2018 | 161 | 161 | #1,636 | #3,575 |
| 2017 | 184 | 184 | #1,521 | #3,102 |
| 2016 | 196 | 196 | #1,443 | #3,191 |
| 2015 | 254 | 254 | #1,194 | #2,741 |
| 2014 | 291 | 291 | #1,073 | #2,446 |
| 2013 | 323 | 323 | #939 | #2,348 |
| 2012 | 325 | 325 | #937 | #2,432 |
| 2011 | 359 | 359 | #850 | #2,528 |
| 2010 | 394 | 394 | #798 | #2,451 |
| 2009 | 489 | 489 | #688 | #2,130 |
| 2008 | 457 | 457 | #733 | #2,530 |
| 2007 | 387 | 387 | #848 | #2,463 |
| 2006 | 336 | 336 | #871 | #3,481 |
| 2005 | 347 | 347 | #827 | #2,873 |
| 2004 | 268 | 268 | #1,005 | #3,049 |
| 2003 | 262 | 262 | #995 | #3,240 |
| 2002 | 231 | 231 | #1,081 | #2,792 |
| 2001 | 211 | 211 | #1,120 | #3,789 |
| 2000 | 209 | 209 | #1,110 | #3,372 |
| 1999 | 194 | 194 | #1,162 | #3,151 |
| 1998 | 232 | 232 | #987 | #2,977 |
| 1997 | 175 | — | #1,208 | #2,942 |
| 1996 | 154 | — | #1,303 | #3,342 |
| 1995 | 154 | — | #1,320 | #2,654 |
| 1994 | 156 | — | #1,299 | #2,900 |
| 1993 | 167 | — | #1,190 | #3,200 |
| 1992 | 104 | — | #1,654 | #4,711 |
| 1991 | 101 | — | #1,737 | #3,545 |
| 1990 | 108 | — | #1,693 | #3,011 |
| 1989 | 84 | — | #1,860 | #4,165 |
| 1988 | 77 | — | #1,899 | #4,054 |
| 1987 | 47 | — | #2,291 | — |
| 1986 | 44 | — | #2,695 | #5,108 |
| 1985 | 39 | — | #2,893 | #5,459 |
| 1984 | 16 | — | #4,596 | — |
| 1983 | 24 | — | #4,189 | #5,876 |
| 1982 | 14 | — | #5,062 | — |
| 1981 | 14 | — | #5,088 | — |
| 1980 | 5 | — | #11,142 | — |
| 1979 | 7 | — | #8,460 | — |
| 1975 | 6 | — | #8,464 | — |
| 1974 | 9 | — | #5,979 | — |
| 1965 | 5 | — | #6,976 | — |
| 1963 | 7 | — | #5,583 | — |
| 1949 | 5 | — | #5,634 | — |