Rosia is an uncommon girls' name that was most common in the 1920s and has all but disappeared.
Rosia is a girl name. It last appears in U.S. records in 2013. Rosia was first reported in SSA data in 1880 and peaked in 1925 (102 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2013 | 5 | 5 | #18,762 |
| 1993 | 5 | — | #15,250 |
| 1991 | 5 | — | #14,872 |
| 1990 | 7 | — | #11,107 |
| 1985 | 6 | — | #10,343 |
| 1984 | 6 | — | #10,069 |
| 1981 | 8 | — | #7,967 |
| 1980 | 5 | — | #11,717 |
| 1978 | 5 | — | #11,052 |
| 1976 | 11 | — | #5,500 |
| 1974 | 7 | — | #7,486 |
| 1973 | 8 | — | #6,522 |
| 1972 | 7 | — | #7,106 |
| 1970 | 9 | — | #5,725 |
| 1969 | 5 | — | #8,407 |
| 1968 | 13 | — | #3,952 |
| 1967 | 7 | — | #5,930 |
| 1966 | 8 | — | #5,186 |
| 1965 | 10 | — | #4,444 |
| 1964 | 15 | — | #3,485 |
| 1963 | 14 | — | #3,601 |
| 1962 | 23 | — | #2,589 |
| 1961 | 13 | — | #3,755 |
| 1960 | 16 | — | #3,183 |
| 1959 | 14 | — | #3,398 |
| 1958 | 25 | — | #2,303 |
| 1957 | 34 | — | #1,892 |
| 1956 | 24 | — | #2,307 |
| 1955 | 29 | — | #2,013 |
| 1954 | 38 | — | #1,668 |
| 1953 | 40 | — | #1,558 |
| 1952 | 39 | — | #1,554 |
| 1951 | 39 | — | #1,519 |
| 1950 | 58 | — | #1,221 |
| 1949 | 49 | — | #1,320 |
| 1948 | 66 | — | #1,102 |
| 1947 | 38 | — | #1,540 |
| 1946 | 43 | — | #1,334 |
| 1945 | 44 | — | #1,207 |
| 1944 | 44 | — | #1,198 |
| 1943 | 53 | — | #1,110 |
| 1942 | 55 | — | #1,061 |
| 1941 | 41 | — | #1,182 |
| 1940 | 54 | — | #976 |
| 1939 | 55 | — | #956 |
| 1938 | 52 | — | #990 |
| 1937 | 63 | — | #873 |
| 1936 | 57 | — | #907 |
| 1935 | 56 | — | #934 |
| 1934 | 55 | — | #934 |
| 1933 | 62 | — | #857 |
| 1932 | 68 | — | #844 |
| 1931 | 47 | — | #1,027 |
| 1930 | 55 | — | #999 |
| 1929 | 54 | — | #990 |
| 1928 | 57 | — | #992 |
| 1927 | 82 | — | #809 |
| 1926 | 83 | — | #798 |
| 1925 | 102 | — | #733 |
| 1924 | 56 | — | #1,043 |
| 1923 | 82 | — | #808 |
| 1922 | 91 | — | #770 |
| 1921 | 72 | — | #878 |
| 1920 | 54 | — | #1,015 |
| 1919 | 84 | — | #770 |
| 1918 | 78 | — | #812 |
| 1917 | 68 | — | #832 |
| 1916 | 64 | — | #855 |
| 1915 | 59 | — | #855 |
| 1914 | 68 | — | #705 |
| 1913 | 45 | — | #792 |
| 1912 | 57 | — | #667 |
| 1911 | 40 | — | #696 |
| 1910 | 57 | — | #541 |
| 1909 | 37 | — | #660 |
| 1908 | 34 | — | #668 |
| 1907 | 40 | — | #586 |
| 1906 | 32 | — | #640 |
| 1905 | 33 | — | #618 |
| 1904 | 24 | — | #725 |
| 1903 | 31 | — | #594 |
| 1902 | 20 | — | #791 |
| 1901 | 26 | — | #626 |
| 1900 | 29 | — | #675 |
| 1899 | 5 | — | #1,799 |
| 1898 | 25 | — | #664 |
| 1897 | 17 | — | #784 |
| 1896 | 20 | — | #725 |
| 1895 | 21 | — | #699 |
| 1894 | 10 | — | #1,051 |
| 1893 | 8 | — | #1,157 |
| 1892 | 14 | — | #827 |
| 1891 | 17 | — | #661 |
| 1890 | 10 | — | #930 |
| 1889 | 12 | — | #791 |
| 1888 | 11 | — | #831 |
| 1887 | 11 | — | #724 |
| 1886 | 10 | — | #768 |
| 1885 | 8 | — | #835 |
| 1884 | 5 | — | #1,149 |
| 1883 | 6 | — | #909 |
| 1882 | 8 | — | #729 |
| 1881 | 6 | — | #806 |
| 1880 | 8 | — | #669 |