Dillian is a rare variant of Dillon that peaked in 1992 and has since faded.
Dillian is a boy name. It last appears in U.S. records in 2021. Dillian first appears in 1989 and peaked in 1992 (41 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2021 | 5 | 5 | #12,623 |
| 2020 | 6 | 6 | #10,960 |
| 2019 | 7 | 7 | #10,006 |
| 2018 | 6 | 6 | #11,125 |
| 2017 | 7 | 7 | #9,953 |
| 2015 | 11 | 11 | #7,187 |
| 2014 | 14 | 14 | #6,073 |
| 2013 | 12 | 12 | #6,719 |
| 2012 | 7 | 7 | #9,983 |
| 2011 | 10 | 10 | #7,640 |
| 2010 | 11 | 11 | #7,200 |
| 2009 | 16 | 16 | #5,626 |
| 2008 | 16 | 16 | #5,558 |
| 2007 | 18 | 18 | #5,053 |
| 2006 | 16 | 16 | #5,366 |
| 2005 | 22 | 22 | #4,091 |
| 2004 | 21 | 21 | #4,157 |
| 2003 | 29 | 29 | #3,213 |
| 2002 | 27 | 27 | #3,286 |
| 2001 | 27 | 27 | #3,254 |
| 2000 | 24 | 24 | #3,450 |
| 1999 | 31 | 31 | #2,742 |
| 1998 | 25 | 25 | #3,118 |
| 1997 | 37 | — | #2,273 |
| 1996 | 34 | — | #2,345 |
| 1995 | 30 | — | #2,523 |
| 1994 | 38 | — | #2,134 |
| 1993 | 38 | — | #2,103 |
| 1992 | 41 | — | #1,961 |
| 1991 | 18 | — | #3,366 |
| 1989 | 6 | — | #7,223 |