The baby name Rosann appears in baby name data for the United States from 1928 to 1983. It was most popular in 1954 with 92 babies given the name.
In the later years of this period, Rosann has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1928 | 10 |
| 1933 | 7 |
| 1934 | 6 |
| 1935 | 13 |
| 1936 | 12 |
| 1937 | 5 |
| 1938 | 12 |
| 1939 | 22 |
| 1940 | 18 |
| 1941 | 11 |
| 1942 | 41 |
| 1943 | 81 |
| 1944 | 34 |
| 1945 | 47 |
| 1946 | 52 |
| 1947 | 67 |
| 1948 | 24 |
| 1949 | 57 |
| 1950 | 76 |
| 1951 | 60 |
| 1952 | 86 |
| 1953 | 69 |
| 1954 | 92 |
| 1955 | 61 |
| 1956 | 74 |
| 1957 | 70 |
| 1958 | 62 |
| 1959 | 80 |
| 1960 | 45 |
| 1961 | 44 |
| 1962 | 32 |
| 1963 | 16 |
| 1964 | 18 |
| 1965 | 11 |
| 1966 | 16 |
| 1967 | 17 |
| 1969 | 5 |
| 1971 | 17 |
| 1983 | 6 |