Janith is a rare girls' name that was most common in the 1940s and has all but disappeared.
Janith is a girl name. It last appears in U.S. records in 1968. Janith first appears in 1913 and peaked in 1942 (36 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1968 | 5 | — | #7,442 |
| 1967 | 6 | — | #6,319 |
| 1965 | 7 | — | #5,495 |
| 1964 | 6 | — | #6,313 |
| 1963 | 8 | — | #5,040 |
| 1962 | 5 | — | #6,960 |
| 1961 | 6 | — | #6,121 |
| 1960 | 6 | — | #5,968 |
| 1959 | 6 | — | #5,849 |
| 1958 | 12 | — | #3,623 |
| 1957 | 12 | — | #3,556 |
| 1956 | 15 | — | #3,112 |
| 1955 | 8 | — | #4,536 |
| 1954 | 15 | — | #2,942 |
| 1953 | 20 | — | #2,393 |
| 1952 | 15 | — | #2,861 |
| 1951 | 9 | — | #3,831 |
| 1950 | 20 | — | #2,211 |
| 1949 | 19 | — | #2,303 |
| 1948 | 18 | — | #2,368 |
| 1947 | 25 | — | #1,966 |
| 1946 | 31 | — | #1,598 |
| 1945 | 27 | — | #1,607 |
| 1944 | 27 | — | #1,589 |
| 1943 | 24 | — | #1,764 |
| 1942 | 36 | — | #1,357 |
| 1941 | 25 | — | #1,582 |
| 1940 | 25 | — | #1,563 |
| 1939 | 26 | — | #1,491 |
| 1938 | 15 | — | #2,165 |
| 1937 | 14 | — | #2,246 |
| 1936 | 15 | — | #2,088 |
| 1935 | 18 | — | #1,876 |
| 1934 | 20 | — | #1,740 |
| 1933 | 6 | — | #3,949 |
| 1932 | 10 | — | #2,932 |
| 1931 | 6 | — | #4,101 |
| 1930 | 7 | — | #3,839 |
| 1929 | 7 | — | #3,846 |
| 1928 | 7 | — | #3,952 |
| 1927 | 9 | — | #3,413 |
| 1926 | 7 | — | #4,068 |
| 1925 | 15 | — | #2,428 |
| 1924 | 5 | — | #5,444 |
| 1913 | 6 | — | #3,006 |