Leitha is a rare variant of Letha that was most common in the 1910s and has all but disappeared.
Leitha is a girl name. It last appears in U.S. records in 1977. Leitha first appears in 1880 and peaked in 1916 (22 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1977 | 8 | — | #7,253 |
| 1973 | 7 | — | #7,078 |
| 1972 | 9 | — | #5,713 |
| 1970 | 5 | — | #8,710 |
| 1969 | 11 | — | #4,597 |
| 1968 | 9 | — | #4,973 |
| 1967 | 9 | — | #4,811 |
| 1966 | 12 | — | #3,847 |
| 1965 | 8 | — | #5,084 |
| 1964 | 9 | — | #4,808 |
| 1963 | 8 | — | #5,097 |
| 1962 | 17 | — | #3,098 |
| 1961 | 9 | — | #4,723 |
| 1960 | 12 | — | #3,817 |
| 1959 | 10 | — | #4,168 |
| 1958 | 8 | — | #4,722 |
| 1957 | 12 | — | #3,587 |
| 1956 | 7 | — | #5,079 |
| 1954 | 11 | — | #3,601 |
| 1953 | 6 | — | #5,388 |
| 1952 | 11 | — | #3,472 |
| 1951 | 10 | — | #3,618 |
| 1950 | 13 | — | #2,978 |
| 1949 | 16 | — | #2,579 |
| 1948 | 12 | — | #3,064 |
| 1947 | 12 | — | #3,158 |
| 1945 | 6 | — | #4,302 |
| 1944 | 7 | — | #3,905 |
| 1943 | 6 | — | #4,455 |
| 1942 | 10 | — | #3,103 |
| 1941 | 6 | — | #4,207 |
| 1940 | 10 | — | #2,866 |
| 1939 | 6 | — | #4,037 |
| 1938 | 6 | — | #4,106 |
| 1937 | 8 | — | #3,309 |
| 1936 | 5 | — | #4,562 |
| 1935 | 5 | — | #4,581 |
| 1934 | 10 | — | #2,842 |
| 1933 | 11 | — | #2,616 |
| 1932 | 7 | — | #3,765 |
| 1931 | 10 | — | #2,892 |
| 1930 | 10 | — | #2,960 |
| 1929 | 7 | — | #3,882 |
| 1928 | 7 | — | #3,992 |
| 1927 | 14 | — | #2,488 |
| 1926 | 13 | — | #2,643 |
| 1925 | 13 | — | #2,703 |
| 1924 | 19 | — | #2,095 |
| 1923 | 16 | — | #2,321 |
| 1922 | 20 | — | #1,991 |
| 1921 | 13 | — | #2,710 |
| 1920 | 9 | — | #3,480 |
| 1919 | 18 | — | #2,028 |
| 1918 | 19 | — | #1,999 |
| 1917 | 22 | — | #1,684 |
| 1916 | 22 | — | #1,656 |
| 1915 | 10 | — | #2,808 |
| 1914 | 9 | — | #2,535 |
| 1913 | 10 | — | #2,099 |
| 1912 | 10 | — | #1,914 |
| 1910 | 10 | — | #1,575 |
| 1909 | 7 | — | #1,873 |
| 1908 | 10 | — | #1,397 |
| 1907 | 9 | — | #1,458 |
| 1906 | 15 | — | #988 |
| 1905 | 7 | — | #1,615 |
| 1903 | 6 | — | #1,699 |
| 1902 | 5 | — | #1,920 |
| 1901 | 6 | — | #1,574 |
| 1900 | 8 | — | #1,510 |
| 1896 | 6 | — | #1,497 |
| 1880 | 7 | — | #711 |