The baby name Rosia appears in baby name data for the United States from 1910 to 1958. It was most popular in 1925 with 137 babies given the name.
In the later years of this period, Rosia has become less common than it once was.
| Year | Count |
|---|---|
| 1910 | 55 |
| 1911 | 33 |
| 1912 | 46 |
| 1913 | 21 |
| 1914 | 51 |
| 1915 | 61 |
| 1916 | 71 |
| 1917 | 64 |
| 1918 | 81 |
| 1919 | 87 |
| 1920 | 45 |
| 1921 | 65 |
| 1922 | 85 |
| 1923 | 46 |
| 1924 | 33 |
| 1925 | 137 |
| 1926 | 92 |
| 1927 | 106 |
| 1928 | 89 |
| 1929 | 31 |
| 1930 | 84 |
| 1931 | 50 |
| 1932 | 93 |
| 1933 | 57 |
| 1934 | 66 |
| 1935 | 55 |
| 1936 | 68 |
| 1937 | 74 |
| 1938 | 28 |
| 1939 | 44 |
| 1940 | 30 |
| 1941 | 22 |
| 1942 | 29 |
| 1943 | 40 |
| 1944 | 26 |
| 1945 | 33 |
| 1946 | 16 |
| 1947 | 14 |
| 1948 | 57 |
| 1949 | 40 |
| 1950 | 39 |
| 1951 | 29 |
| 1952 | 24 |
| 1953 | 23 |
| 1954 | 27 |
| 1955 | 5 |
| 1956 | 8 |
| 1957 | 7 |
| 1958 | 6 |