The baby name Demario appears in baby name data for the United States from 1975 to 2024. It was most popular in 1989 with 382 babies given the name.
In the later years of this period, Demario has become less common than it once was.
| Year | Count |
|---|---|
| 1975 | 14 |
| 1976 | 32 |
| 1977 | 56 |
| 1978 | 103 |
| 1979 | 211 |
| 1980 | 206 |
| 1981 | 168 |
| 1982 | 211 |
| 1983 | 237 |
| 1984 | 216 |
| 1985 | 259 |
| 1986 | 292 |
| 1987 | 307 |
| 1988 | 380 |
| 1989 | 382 |
| 1990 | 235 |
| 1991 | 233 |
| 1992 | 223 |
| 1993 | 170 |
| 1994 | 133 |
| 1995 | 87 |
| 1996 | 96 |
| 1997 | 106 |
| 1998 | 91 |
| 1999 | 59 |
| 2000 | 38 |
| 2001 | 83 |
| 2002 | 74 |
| 2003 | 117 |
| 2004 | 120 |
| 2005 | 133 |
| 2006 | 107 |
| 2007 | 99 |
| 2008 | 142 |
| 2009 | 63 |
| 2010 | 113 |
| 2011 | 117 |
| 2012 | 91 |
| 2013 | 92 |
| 2014 | 62 |
| 2015 | 32 |
| 2016 | 45 |
| 2017 | 33 |
| 2018 | 45 |
| 2020 | 30 |
| 2021 | 15 |
| 2022 | 28 |
| 2023 | 10 |
| 2024 | 20 |