The baby name Jalyn appears in baby name data for the United States from 1986 to 2019. It was most popular in 2001 with 396 babies given the name.
In the later years of this period, Jalyn has become less common than it once was.
| Year | Count |
|---|---|
| 1986 | 12 |
| 1992 | 13 |
| 1993 | 77 |
| 1993 | 10 |
| 1994 | 86 |
| 1994 | 14 |
| 1995 | 115 |
| 1995 | 36 |
| 1996 | 117 |
| 1996 | 40 |
| 1997 | 112 |
| 1997 | 7 |
| 1998 | 235 |
| 1998 | 54 |
| 1999 | 236 |
| 1999 | 48 |
| 2000 | 339 |
| 2000 | 101 |
| 2001 | 396 |
| 2001 | 139 |
| 2002 | 249 |
| 2002 | 79 |
| 2003 | 391 |
| 2003 | 88 |
| 2004 | 388 |
| 2004 | 88 |
| 2005 | 352 |
| 2005 | 104 |
| 2006 | 334 |
| 2006 | 81 |
| 2007 | 244 |
| 2007 | 48 |
| 2008 | 209 |
| 2008 | 41 |
| 2009 | 123 |
| 2009 | 30 |
| 2010 | 142 |
| 2010 | 47 |
| 2011 | 59 |
| 2012 | 7 |
| 2012 | 5 |
| 2013 | 22 |
| 2014 | 12 |
| 2015 | 5 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 10 |