The baby name Cortney appears in baby name data for the United States from 1966 to 2011. It was most popular in 1990 with 1,479 babies given the name.
In the later years of this period, Cortney has become less common than it once was.
| Year | Count |
|---|---|
| 1966 | 5 |
| 1974 | 121 |
| 1974 | 12 |
| 1975 | 132 |
| 1975 | 30 |
| 1976 | 303 |
| 1976 | 43 |
| 1977 | 298 |
| 1977 | 107 |
| 1978 | 375 |
| 1978 | 78 |
| 1979 | 367 |
| 1979 | 95 |
| 1980 | 491 |
| 1980 | 131 |
| 1981 | 675 |
| 1981 | 104 |
| 1982 | 616 |
| 1982 | 107 |
| 1983 | 605 |
| 1983 | 107 |
| 1984 | 675 |
| 1984 | 120 |
| 1985 | 955 |
| 1985 | 130 |
| 1986 | 932 |
| 1986 | 103 |
| 1987 | 935 |
| 1987 | 132 |
| 1988 | 1,166 |
| 1988 | 129 |
| 1989 | 1,391 |
| 1989 | 121 |
| 1990 | 1,479 |
| 1990 | 112 |
| 1991 | 1,341 |
| 1991 | 52 |
| 1992 | 978 |
| 1992 | 10 |
| 1993 | 917 |
| 1993 | 11 |
| 1994 | 695 |
| 1994 | 5 |
| 1995 | 652 |
| 1995 | 13 |
| 1996 | 470 |
| 1997 | 429 |
| 1997 | 10 |
| 1998 | 394 |
| 1999 | 304 |
| 1999 | 6 |
| 2000 | 245 |
| 2001 | 97 |
| 2002 | 74 |
| 2003 | 129 |
| 2003 | 10 |
| 2004 | 104 |
| 2005 | 35 |
| 2006 | 58 |
| 2006 | 10 |
| 2007 | 11 |
| 2008 | 14 |
| 2009 | 26 |
| 2009 | 7 |
| 2011 | 7 |