The baby name Demarius appears in baby name data for the United States from 1981 to 2018. It was most popular in 2006 with 114 babies given the name.
In the later years of this period, Demarius has become less common than it once was.
| Year | Count |
|---|---|
| 1981 | 11 |
| 1986 | 14 |
| 1987 | 15 |
| 1988 | 10 |
| 1989 | 18 |
| 1990 | 56 |
| 1991 | 53 |
| 1992 | 34 |
| 1993 | 60 |
| 1994 | 58 |
| 1995 | 54 |
| 1996 | 13 |
| 1997 | 10 |
| 1998 | 29 |
| 1999 | 35 |
| 2000 | 26 |
| 2001 | 42 |
| 2002 | 10 |
| 2003 | 48 |
| 2004 | 71 |
| 2005 | 36 |
| 2006 | 114 |
| 2007 | 35 |
| 2008 | 6 |
| 2009 | 32 |
| 2010 | 28 |
| 2011 | 20 |
| 2012 | 5 |
| 2013 | 22 |
| 2014 | 20 |
| 2015 | 22 |
| 2016 | 5 |
| 2018 | 10 |