Catha is a very rare variant of Cathy that was most common in the 1950s and has all but disappeared.
Catha is a girl name. It last appears in U.S. records in 1972. Catha was first reported in SSA data in 1920 and peaked in 1957 (18 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1972 | 5 | — | #8,451 |
| 1969 | 6 | — | #6,726 |
| 1966 | 5 | — | #6,692 |
| 1965 | 6 | — | #5,897 |
| 1963 | 5 | — | #6,716 |
| 1961 | 7 | — | #5,362 |
| 1958 | 6 | — | #5,494 |
| 1957 | 18 | — | #2,738 |
| 1956 | 8 | — | #4,505 |
| 1955 | 11 | — | #3,602 |
| 1954 | 5 | — | #5,847 |
| 1953 | 12 | — | #3,292 |
| 1952 | 7 | — | #4,546 |
| 1951 | 8 | — | #4,068 |
| 1950 | 6 | — | #4,807 |
| 1949 | 9 | — | #3,657 |
| 1942 | 7 | — | #3,796 |
| 1937 | 6 | — | #3,865 |
| 1924 | 5 | — | #5,190 |
| 1920 | 7 | — | #4,023 |