Efton is a very rare boys' name that was most common in the 1910s and has all but disappeared.
Efton is a boy name. It last appears in U.S. records in 1937. Efton first appears in 1913 and peaked in 1919 (11 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1937 | 5 | — | #3,676 |
| 1936 | 6 | — | #3,259 |
| 1933 | 5 | — | #3,801 |
| 1926 | 7 | — | #3,479 |
| 1923 | 7 | — | #3,573 |
| 1922 | 7 | — | #3,618 |
| 1920 | 7 | — | #3,587 |
| 1919 | 11 | — | #2,553 |
| 1918 | 7 | — | #3,466 |
| 1915 | 7 | — | #3,169 |
| 1913 | 5 | — | #2,945 |