Dewanna is a rare variant of Dewayne that was most common in the 1950s and has all but disappeared.
Dewanna is a girl name. It last appears in U.S. records in 1997. Dewanna was first reported in SSA data in 1930 and peaked in 1957 (30 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1997 | 8 | — | #10,052 |
| 1996 | 7 | — | #10,876 |
| 1993 | 12 | — | #7,149 |
| 1992 | 10 | — | #8,246 |
| 1991 | 9 | — | #8,792 |
| 1990 | 11 | — | #7,448 |
| 1989 | 10 | — | #7,597 |
| 1988 | 13 | — | #5,988 |
| 1987 | 10 | — | #6,931 |
| 1986 | 11 | — | #6,277 |
| 1985 | 5 | — | #11,095 |
| 1984 | 13 | — | #5,288 |
| 1983 | 6 | — | #9,329 |
| 1982 | 11 | — | #6,030 |
| 1981 | 22 | — | #3,649 |
| 1980 | 24 | — | #3,431 |
| 1979 | 16 | — | #4,470 |
| 1978 | 11 | — | #5,651 |
| 1977 | 15 | — | #4,479 |
| 1976 | 21 | — | #3,309 |
| 1975 | 15 | — | #4,202 |
| 1974 | 21 | — | #3,237 |
| 1973 | 20 | — | #3,259 |
| 1972 | 12 | — | #4,594 |
| 1971 | 23 | — | #2,983 |
| 1970 | 21 | — | #3,139 |
| 1969 | 22 | — | #2,860 |
| 1968 | 23 | — | #2,650 |
| 1967 | 18 | — | #2,988 |
| 1966 | 30 | — | #2,154 |
| 1965 | 22 | — | #2,620 |
| 1964 | 24 | — | #2,550 |
| 1963 | 13 | — | #3,666 |
| 1962 | 19 | — | #2,839 |
| 1961 | 17 | — | #3,087 |
| 1960 | 20 | — | #2,761 |
| 1959 | 15 | — | #3,145 |
| 1958 | 13 | — | #3,416 |
| 1957 | 30 | — | #2,001 |
| 1956 | 14 | — | #3,211 |
| 1955 | 13 | — | #3,255 |
| 1954 | 11 | — | #3,546 |
| 1953 | 10 | — | #3,759 |
| 1952 | 11 | — | #3,419 |
| 1951 | 9 | — | #3,776 |
| 1948 | 9 | — | #3,662 |
| 1947 | 6 | — | #4,884 |
| 1942 | 5 | — | #4,781 |
| 1941 | 5 | — | #4,564 |
| 1932 | 6 | — | #4,012 |
| 1930 | 5 | — | #4,717 |