Caylin is an uncommon girls' name that peaked in 2009 and has since faded.
Caylin is predominantly a girl name. In 2025 it ranked #11,138 for girl births in the United States (and #18,764 across all names), given to 8 babies. Caylin was first reported in SSA data in 1981 and peaked in 2009 (143 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 8 | 8 | #11,138 | — |
| 2024 | 16 | 16 | #6,996 | — |
| 2023 | 16 | 16 | #6,995 | — |
| 2022 | 12 | 12 | #8,638 | — |
| 2021 | 22 | 22 | #5,605 | — |
| 2020 | 18 | 18 | #6,381 | — |
| 2019 | 32 | 32 | #4,363 | — |
| 2018 | 33 | 33 | #4,253 | — |
| 2017 | 27 | 27 | #4,952 | — |
| 2016 | 35 | 35 | #4,177 | — |
| 2015 | 53 | 53 | #3,143 | — |
| 2014 | 66 | 66 | #2,850 | #10,950 |
| 2013 | 65 | 65 | #2,688 | — |
| 2012 | 97 | 97 | #2,005 | — |
| 2011 | 106 | 106 | #1,956 | #12,602 |
| 2010 | 97 | 97 | #2,047 | — |
| 2009 | 150 | 150 | #1,574 | #10,045 |
| 2008 | 70 | 70 | #2,636 | — |
| 2007 | 97 | 97 | #2,090 | — |
| 2006 | 98 | 98 | #2,018 | — |
| 2005 | 80 | 80 | #2,258 | — |
| 2004 | 88 | 88 | #2,070 | — |
| 2003 | 94 | 94 | #1,929 | — |
| 2002 | 79 | 79 | #2,126 | — |
| 2001 | 96 | 96 | #1,835 | — |
| 2000 | 111 | 111 | #1,591 | — |
| 1999 | 63 | 63 | #2,350 | — |
| 1998 | 140 | 140 | #1,355 | #5,525 |
| 1997 | 135 | — | #1,346 | #7,400 |
| 1996 | 134 | — | #1,330 | #8,104 |
| 1995 | 66 | — | #2,220 | #7,949 |
| 1994 | 71 | — | #2,145 | #6,456 |
| 1993 | 32 | — | #3,437 | — |
| 1992 | 29 | — | #3,698 | — |
| 1991 | 40 | — | #3,220 | #7,402 |
| 1990 | 32 | — | #4,263 | #5,444 |
| 1989 | 34 | — | #3,490 | #8,074 |
| 1988 | 23 | — | #3,909 | — |
| 1987 | 30 | — | #3,536 | #7,108 |
| 1986 | 20 | — | #5,221 | #6,050 |
| 1985 | 22 | — | #3,750 | — |
| 1984 | 7 | — | #8,293 | — |
| 1983 | 8 | — | #7,408 | — |
| 1981 | 6 | — | #9,288 | — |