Canio is a very rare variant of Cain that was most common in the 1920s and has all but disappeared.
Canio is a boy name. It last appears in U.S. records in 1933. Canio first appears in 1917 and peaked in 1926 (9 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1933 | 6 | — | #3,323 |
| 1930 | 5 | — | #4,075 |
| 1929 | 5 | — | #4,043 |
| 1928 | 8 | — | #3,110 |
| 1927 | 8 | — | #3,199 |
| 1926 | 9 | — | #2,943 |
| 1925 | 6 | — | #3,802 |
| 1923 | 6 | — | #3,874 |
| 1921 | 5 | — | #4,429 |
| 1920 | 5 | — | #4,383 |
| 1919 | 5 | — | #4,244 |
| 1918 | 6 | — | #3,789 |
| 1917 | 7 | — | #3,266 |