Dorathy is a rare variant of Dorothy that was most common in the 1920s and has all but disappeared.
Dorathy is a girl name. It last appears in U.S. records in 1978. Dorathy first appears in 1895 and peaked in 1921 (81 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1978 | 5 | — | #10,173 |
| 1977 | 6 | — | #8,735 |
| 1971 | 7 | — | #6,784 |
| 1969 | 9 | — | #5,152 |
| 1968 | 6 | — | #6,446 |
| 1967 | 7 | — | #5,619 |
| 1966 | 12 | — | #3,791 |
| 1965 | 6 | — | #5,989 |
| 1964 | 10 | — | #4,426 |
| 1963 | 5 | — | #6,863 |
| 1962 | 12 | — | #3,845 |
| 1961 | 7 | — | #5,443 |
| 1960 | 11 | — | #3,972 |
| 1959 | 11 | — | #3,884 |
| 1958 | 12 | — | #3,596 |
| 1957 | 13 | — | #3,360 |
| 1956 | 13 | — | #3,384 |
| 1955 | 6 | — | #5,358 |
| 1954 | 12 | — | #3,367 |
| 1953 | 16 | — | #2,720 |
| 1952 | 21 | — | #2,283 |
| 1951 | 16 | — | #2,617 |
| 1950 | 29 | — | #1,770 |
| 1949 | 13 | — | #2,881 |
| 1948 | 18 | — | #2,351 |
| 1947 | 13 | — | #2,937 |
| 1946 | 25 | — | #1,822 |
| 1945 | 24 | — | #1,706 |
| 1944 | 28 | — | #1,553 |
| 1943 | 26 | — | #1,679 |
| 1942 | 22 | — | #1,817 |
| 1941 | 19 | — | #1,898 |
| 1940 | 25 | — | #1,554 |
| 1939 | 17 | — | #1,962 |
| 1938 | 24 | — | #1,558 |
| 1937 | 30 | — | #1,337 |
| 1936 | 31 | — | #1,301 |
| 1935 | 28 | — | #1,387 |
| 1934 | 36 | — | #1,191 |
| 1933 | 42 | — | #1,079 |
| 1932 | 30 | — | #1,353 |
| 1931 | 41 | — | #1,108 |
| 1930 | 39 | — | #1,199 |
| 1929 | 49 | — | #1,045 |
| 1928 | 65 | — | #919 |
| 1927 | 59 | — | #991 |
| 1926 | 45 | — | #1,136 |
| 1925 | 64 | — | #933 |
| 1924 | 74 | — | #871 |
| 1923 | 57 | — | #996 |
| 1922 | 69 | — | #879 |
| 1921 | 81 | — | #815 |
| 1920 | 63 | — | #918 |
| 1919 | 64 | — | #879 |
| 1918 | 79 | — | #802 |
| 1917 | 61 | — | #888 |
| 1916 | 57 | — | #896 |
| 1915 | 53 | — | #906 |
| 1914 | 36 | — | #992 |
| 1913 | 33 | — | #931 |
| 1912 | 29 | — | #942 |
| 1911 | 17 | — | #1,083 |
| 1910 | 8 | — | #1,814 |
| 1909 | 12 | — | #1,236 |
| 1908 | 13 | — | #1,153 |
| 1907 | 5 | — | #2,149 |
| 1906 | 9 | — | #1,354 |
| 1905 | 6 | — | #1,760 |
| 1904 | 11 | — | #1,113 |
| 1903 | 6 | — | #1,650 |
| 1902 | 6 | — | #1,651 |
| 1901 | 6 | — | #1,533 |
| 1895 | 8 | — | #1,217 |