Demarrio is a very rare variant of Demario that peaked in 1984 and has since faded.
Demarrio is a boy name. It last appears in U.S. records in 2021. Demarrio first appears in 1976 and peaked in 1984 (16 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2021 | 7 | 7 | #9,977 |
| 2015 | 5 | 5 | #12,524 |
| 2008 | 5 | 5 | #12,997 |
| 2007 | 5 | 5 | #12,809 |
| 2005 | 8 | 8 | #8,480 |
| 2003 | 7 | 7 | #8,888 |
| 1999 | 5 | 5 | #10,291 |
| 1997 | 5 | — | #9,617 |
| 1994 | 6 | — | #8,000 |
| 1992 | 6 | — | #7,675 |
| 1991 | 9 | — | #5,614 |
| 1990 | 11 | — | #4,753 |
| 1989 | 10 | — | #4,905 |
| 1988 | 9 | — | #4,880 |
| 1987 | 9 | — | #4,649 |
| 1986 | 5 | — | #6,987 |
| 1985 | 5 | — | #6,785 |
| 1984 | 16 | — | #2,849 |
| 1983 | 11 | — | #3,675 |
| 1982 | 11 | — | #3,753 |
| 1981 | 11 | — | #3,659 |
| 1980 | 10 | — | #3,910 |
| 1979 | 6 | — | #5,513 |
| 1978 | 5 | — | #6,024 |
| 1977 | 5 | — | #6,063 |
| 1976 | 6 | — | #5,079 |