The baby name Shawnna appears in baby name data for the United States from 1968 to 1998. It was most popular in 1977 with 115 babies given the name.
In the later years of this period, Shawnna has become less common than it once was.
| Year | Count |
|---|---|
| 1968 | 6 |
| 1969 | 53 |
| 1970 | 51 |
| 1971 | 63 |
| 1972 | 31 |
| 1973 | 35 |
| 1974 | 59 |
| 1975 | 19 |
| 1976 | 18 |
| 1977 | 115 |
| 1978 | 33 |
| 1979 | 71 |
| 1980 | 27 |
| 1981 | 48 |
| 1982 | 22 |
| 1983 | 22 |
| 1984 | 16 |
| 1985 | 16 |
| 1986 | 35 |
| 1987 | 12 |
| 1988 | 10 |
| 1990 | 24 |
| 1992 | 19 |
| 1993 | 20 |
| 1994 | 11 |
| 1995 | 5 |
| 1998 | 6 |