The baby name Kou appears in baby name data for the United States from 1980 to 2000. It was most popular in 1990 with 22 babies given the name.
Over the period shown, Kou has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1980 | 11 |
| 1981 | 10 |
| 1982 | 7 |
| 1983 | 6 |
| 1984 | 11 |
| 1985 | 10 |
| 1986 | 6 |
| 1987 | 15 |
| 1988 | 17 |
| 1989 | 16 |
| 1990 | 22 |
| 1991 | 15 |
| 1992 | 17 |
| 1993 | 7 |
| 1994 | 16 |
| 1995 | 8 |
| 1996 | 6 |
| 1997 | 10 |
| 2000 | 5 |