Cortlyn is a rare girls' name that peaked in 2001 and has since faded.
Cortlyn is predominantly a girl name. It last appears in U.S. records in 2022. Cortlyn was first reported in SSA data in 1989 and peaked in 2006 (21 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2022 | 6 | 6 | #13,983 | — |
| 2021 | 5 | 5 | #15,780 | — |
| 2020 | 9 | 9 | #10,455 | — |
| 2019 | 7 | 7 | #12,739 | — |
| 2018 | 10 | 10 | #9,985 | — |
| 2017 | 11 | 11 | #9,462 | — |
| 2016 | 12 | 12 | #9,017 | — |
| 2015 | 7 | 7 | #13,324 | — |
| 2014 | 21 | 21 | #7,394 | #12,446 |
| 2013 | 12 | 12 | #9,159 | — |
| 2012 | 16 | 16 | #7,532 | — |
| 2011 | 19 | 19 | #6,630 | — |
| 2010 | 19 | 19 | #6,710 | — |
| 2009 | 7 | 7 | #14,029 | — |
| 2008 | 12 | 12 | #9,616 | — |
| 2007 | 10 | 10 | #11,017 | — |
| 2006 | 21 | 21 | #6,184 | — |
| 2005 | 15 | 15 | #7,596 | — |
| 2004 | 19 | 19 | #6,286 | — |
| 2003 | 7 | 7 | #12,702 | — |
| 2002 | 18 | 18 | #6,200 | — |
| 2001 | 23 | 23 | #6,127 | #10,894 |
| 2000 | 12 | 12 | #8,146 | — |
| 1999 | 17 | 17 | #5,966 | — |
| 1998 | 17 | 17 | #5,865 | — |
| 1997 | 9 | — | #9,183 | — |
| 1996 | 14 | — | #6,470 | — |
| 1995 | 12 | — | #7,154 | — |
| 1994 | 5 | — | — | #9,054 |
| 1993 | 6 | — | #12,111 | — |
| 1990 | 7 | — | #10,452 | — |
| 1989 | 6 | — | #11,134 | — |