Corneilus is a rare variant of Cornelius that was most common in the 1990s and has all but disappeared.
Corneilus is a boy name. It last appears in U.S. records in 2013. Corneilus first appears in 1918 and peaked in 1993 (17 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2013 | 6 | 6 | #11,014 |
| 2011 | 5 | 5 | #12,652 |
| 2010 | 5 | 5 | #12,610 |
| 2008 | 7 | 7 | #10,076 |
| 2007 | 9 | 9 | #8,305 |
| 2006 | 8 | 8 | #8,872 |
| 2003 | 8 | 8 | #7,992 |
| 2002 | 8 | 8 | #7,779 |
| 2001 | 8 | 8 | #7,664 |
| 2000 | 10 | 10 | #6,404 |
| 1999 | 5 | 5 | #10,191 |
| 1998 | 6 | 6 | #8,676 |
| 1997 | 8 | — | #6,725 |
| 1996 | 7 | — | #7,281 |
| 1995 | 9 | — | #6,006 |
| 1994 | 8 | — | #6,475 |
| 1993 | 17 | — | #3,686 |
| 1992 | 11 | — | #4,934 |
| 1991 | 13 | — | #4,273 |
| 1990 | 8 | — | #5,933 |
| 1989 | 8 | — | #5,730 |
| 1988 | 8 | — | #5,284 |
| 1987 | 8 | — | #5,053 |
| 1986 | 8 | — | #4,943 |
| 1985 | 10 | — | #4,104 |
| 1984 | 9 | — | #4,268 |
| 1983 | 5 | — | #6,421 |
| 1982 | 10 | — | #4,009 |
| 1981 | 9 | — | #4,213 |
| 1980 | 9 | — | #4,205 |
| 1979 | 9 | — | #4,141 |
| 1978 | 9 | — | #3,916 |
| 1977 | 11 | — | #3,430 |
| 1976 | 12 | — | #3,126 |
| 1974 | 7 | — | #4,262 |
| 1973 | 6 | — | #4,601 |
| 1970 | 6 | — | #4,336 |
| 1966 | 5 | — | #4,050 |
| 1965 | 6 | — | #3,599 |
| 1949 | 6 | — | #3,382 |
| 1924 | 5 | — | #4,481 |
| 1918 | 8 | — | #3,160 |