Betta is a very rare variant of Betty that was most common in the 1910s and has all but disappeared.
Betta is a girl name. It last appears in U.S. records in 1956. Betta first appears in 1919 and peaked in 1919 (8 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1956 | 7 | — | #4,871 |
| 1953 | 6 | — | #5,093 |
| 1936 | 5 | — | #4,260 |
| 1933 | 6 | — | #3,792 |
| 1932 | 5 | — | #4,490 |
| 1928 | 5 | — | #4,802 |
| 1927 | 7 | — | #3,909 |
| 1925 | 8 | — | #3,701 |
| 1924 | 5 | — | #5,162 |
| 1923 | 8 | — | #3,685 |
| 1922 | 8 | — | #3,704 |
| 1919 | 8 | — | #3,501 |