Kalen is an uncommon name used for both girls and boys that peaked in 1998 and has grown less common since.
Kalen is predominantly a boy name. In 2025 it ranked #2,086 among boys (71) and #10,487 among girls (9) — overall #4,128 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 80 | 80 | #10,487 | #2,086 |
| 2024 | 74 | 74 | — | #2,049 |
| 2023 | 56 | 56 | — | #2,426 |
| 2022 | 88 | 88 | #16,449 | #1,897 |
| 2021 | 108 | 108 | #12,822 | #1,650 |
| 2020 | 65 | 65 | — | #2,155 |
| 2019 | 80 | 80 | — | #1,878 |
| 2018 | 73 | 73 | #14,676 | #2,110 |
| 2017 | 63 | 63 | #9,616 | #2,470 |
| 2016 | 75 | 75 | #11,296 | #2,122 |
| 2015 | 81 | 81 | #7,794 | #2,123 |
| 2014 | 99 | 99 | #6,100 | #1,876 |
| 2013 | 104 | 104 | #6,357 | #1,745 |
| 2012 | 104 | 104 | #6,999 | #1,747 |
| 2011 | 132 | 132 | #5,285 | #1,514 |
| 2010 | 144 | 144 | #6,767 | #1,363 |
| 2009 | 160 | 160 | #6,682 | #1,260 |
| 2008 | 159 | 159 | #4,313 | #1,385 |
| 2007 | 180 | 180 | #4,519 | #1,202 |
| 2006 | 155 | 155 | #4,037 | #1,372 |
| 2005 | 164 | 164 | #3,436 | #1,285 |
| 2004 | 151 | 151 | #4,653 | #1,240 |
| 2003 | 183 | 183 | #3,629 | #1,080 |
| 2002 | 166 | 166 | #2,914 | #1,210 |
| 2001 | 181 | 181 | #2,986 | #1,082 |
| 2000 | 173 | 173 | #2,757 | #1,159 |
| 1999 | 176 | 176 | #2,587 | #1,103 |
| 1998 | 226 | 226 | #2,441 | #859 |
| 1997 | 161 | — | #2,493 | #1,140 |
| 1996 | 157 | — | #2,649 | #1,095 |
| 1995 | 184 | — | #2,814 | #936 |
| 1994 | 185 | — | #2,134 | #1,009 |
| 1993 | 193 | — | #2,203 | #933 |
| 1992 | 174 | — | #2,750 | #939 |
| 1991 | 122 | — | #2,637 | #1,287 |
| 1990 | 138 | — | #3,253 | #1,040 |
| 1989 | 140 | — | #2,784 | #1,033 |
| 1988 | 139 | — | #2,459 | #999 |
| 1987 | 140 | — | #2,877 | #916 |
| 1986 | 119 | — | #3,085 | #977 |
| 1985 | 107 | — | #3,567 | #1,005 |
| 1984 | 82 | — | #3,789 | #1,169 |
| 1983 | 70 | — | #3,872 | #1,320 |
| 1982 | 71 | — | #4,087 | #1,301 |
| 1981 | 52 | — | #5,078 | #1,587 |
| 1980 | 38 | — | #8,546 | #1,832 |
| 1979 | 26 | — | #6,970 | #2,718 |
| 1978 | 29 | — | #8,010 | #2,158 |
| 1977 | 16 | — | #10,300 | #3,484 |
| 1976 | 21 | — | #7,638 | #2,885 |
| 1975 | 18 | — | #5,722 | #4,118 |
| 1974 | 21 | — | #5,969 | #3,039 |
| 1973 | 10 | — | #5,335 | — |
| 1971 | 30 | — | #2,998 | #4,168 |
| 1970 | 13 | — | #8,584 | #3,675 |
| 1969 | 7 | — | #6,238 | — |
| 1968 | 16 | — | #5,889 | #2,996 |
| 1967 | 15 | — | #4,435 | #4,257 |
| 1966 | 12 | — | #6,130 | #3,723 |
| 1965 | 20 | — | #4,056 | #2,890 |
| 1964 | 12 | — | — | #2,485 |
| 1963 | 8 | — | — | #3,187 |
| 1962 | 5 | — | — | #4,354 |
| 1961 | 7 | — | — | #3,516 |
| 1959 | 18 | — | #4,151 | #3,150 |
| 1958 | 10 | — | #4,060 | — |
| 1955 | 5 | — | #6,263 | — |
| 1952 | 5 | — | #5,963 | — |