Katelyn is a familiar girls' name that peaked in 1993 and has since faded.
Katelyn is predominantly a girl name. In 2025 it ranked #1,077 for girl births in the United States (and #2,048 across all names), given to 225 babies. Katelyn first appears in 1970 and peaked in 1993 (5,975 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 225 | 225 | #1,077 | — |
| 2024 | 286 | 286 | #926 | — |
| 2023 | 315 | 315 | #851 | — |
| 2022 | 309 | 309 | #901 | — |
| 2021 | 376 | 376 | #761 | — |
| 2020 | 420 | 420 | #677 | — |
| 2019 | 576 | 576 | #531 | — |
| 2018 | 619 | 619 | #503 | — |
| 2017 | 768 | 768 | #414 | — |
| 2016 | 871 | 871 | #376 | — |
| 2015 | 1,385 | 1,385 | #239 | — |
| 2014 | 1,924 | 1,924 | #172 | — |
| 2013 | 2,154 | 2,154 | #143 | #13,119 |
| 2012 | 2,416 | 2,416 | #132 | — |
| 2011 | 2,847 | 2,847 | #106 | #13,351 |
| 2010 | 2,959 | 2,959 | #103 | — |
| 2009 | 3,571 | 3,571 | #90 | — |
| 2008 | 3,976 | 3,976 | #80 | — |
| 2007 | 4,259 | 4,259 | #75 | — |
| 2006 | 4,897 | 4,897 | #61 | #10,138 |
| 2005 | 4,935 | 4,935 | #59 | #9,637 |
| 2004 | 4,980 | 4,980 | #59 | #3,412 |
| 2003 | 5,060 | 5,060 | #58 | #10,247 |
| 2002 | 5,267 | 5,272 | #53 | — |
| 2001 | 5,441 | 5,441 | #52 | — |
| 2000 | 5,509 | 5,515 | #54 | #8,679 |
| 1999 | 5,319 | 5,319 | #55 | #6,277 |
| 1998 | 5,367 | 5,367 | #58 | — |
| 1997 | 5,162 | — | #63 | #8,715 |
| 1996 | 5,421 | — | #64 | — |
| 1995 | 5,579 | — | #59 | #8,345 |
| 1994 | 5,678 | — | #58 | #6,687 |
| 1993 | 5,975 | — | #54 | — |
| 1992 | 5,303 | — | #65 | #4,710 |
| 1991 | 4,560 | — | #75 | — |
| 1990 | 4,499 | — | #75 | #5,197 |
| 1989 | 4,044 | — | #76 | #5,932 |
| 1988 | 3,521 | — | #84 | #4,312 |
| 1987 | 2,230 | — | #127 | #4,106 |
| 1986 | 1,949 | — | #149 | #4,306 |
| 1985 | 1,419 | — | #191 | — |
| 1984 | 702 | — | #332 | — |
| 1983 | 424 | — | #472 | — |
| 1982 | 242 | — | #718 | — |
| 1981 | 152 | — | #965 | — |
| 1980 | 132 | — | #1,072 | — |
| 1979 | 63 | — | #1,743 | — |
| 1978 | 42 | — | #2,210 | — |
| 1977 | 21 | — | #3,535 | — |
| 1976 | 14 | — | #4,468 | — |
| 1975 | 7 | — | #7,512 | — |
| 1974 | 8 | — | #6,511 | — |
| 1973 | 8 | — | #6,336 | — |
| 1972 | 6 | — | #7,686 | — |
| 1971 | 5 | — | #8,886 | — |
| 1970 | 9 | — | #5,584 | — |