Ardath is a rare variant of Ardith that was most common in the 1920s and has all but disappeared.
Ardath is predominantly a girl name. It last appears in U.S. records in 1972. Ardath was first reported in SSA data in 1899 and peaked in 1923 (61 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 1972 | 5 | — | #8,368 | — |
| 1965 | 6 | — | #5,840 | — |
| 1956 | 8 | — | #4,478 | — |
| 1955 | 10 | — | #3,787 | — |
| 1954 | 9 | — | #3,986 | — |
| 1953 | 11 | — | #3,491 | — |
| 1952 | 9 | — | #3,818 | — |
| 1951 | 9 | — | #3,732 | — |
| 1950 | 11 | — | #3,241 | — |
| 1949 | 5 | — | #5,278 | — |
| 1948 | 9 | — | #3,602 | — |
| 1947 | 12 | — | #3,066 | — |
| 1946 | 15 | — | #2,485 | — |
| 1945 | 14 | — | #2,342 | — |
| 1944 | 16 | — | #2,206 | — |
| 1943 | 11 | — | #2,871 | — |
| 1942 | 14 | — | #2,419 | — |
| 1941 | 15 | — | #2,193 | — |
| 1940 | 22 | — | #1,684 | — |
| 1939 | 23 | — | #1,588 | — |
| 1938 | 26 | — | #1,477 | — |
| 1937 | 29 | — | #1,358 | — |
| 1936 | 28 | — | #1,380 | — |
| 1935 | 30 | — | #1,332 | — |
| 1934 | 29 | — | #1,560 | #3,307 |
| 1933 | 17 | — | #1,914 | — |
| 1932 | 34 | — | #1,240 | — |
| 1931 | 30 | — | #1,339 | — |
| 1930 | 36 | — | #1,251 | — |
| 1929 | 28 | — | #1,647 | #3,985 |
| 1928 | 36 | — | #1,272 | — |
| 1927 | 38 | — | #1,278 | — |
| 1926 | 32 | — | #1,415 | — |
| 1925 | 50 | — | #1,074 | — |
| 1924 | 47 | — | #1,138 | — |
| 1923 | 61 | — | #941 | — |
| 1922 | 42 | — | #1,190 | — |
| 1921 | 42 | — | #1,186 | — |
| 1920 | 50 | — | #1,050 | — |
| 1919 | 40 | — | #1,177 | — |
| 1918 | 41 | — | #1,165 | — |
| 1917 | 51 | — | #1,042 | #4,009 |
| 1916 | 45 | — | #1,028 | — |
| 1915 | 43 | — | #1,118 | #3,413 |
| 1914 | 25 | — | #1,233 | — |
| 1913 | 15 | — | #1,534 | — |
| 1912 | 22 | — | #1,120 | — |
| 1911 | 18 | — | #1,035 | — |
| 1910 | 15 | — | #1,175 | — |
| 1909 | 14 | — | #1,107 | — |
| 1908 | 14 | — | #1,090 | — |
| 1907 | 10 | — | #1,299 | — |
| 1906 | 13 | — | #1,049 | — |
| 1905 | 18 | — | #874 | — |
| 1904 | 13 | — | #1,004 | — |
| 1903 | 6 | — | #1,609 | — |
| 1902 | 9 | — | #1,228 | — |
| 1901 | 6 | — | #1,484 | — |
| 1900 | 6 | — | #1,733 | — |
| 1899 | 5 | — | #1,615 | — |