Ernestyne is a very rare variant of Ernestine that was most common in the 1910s and has all but disappeared.
Ernestyne is a girl name. It last appears in U.S. records in 1938. Ernestyne first appears in 1913 and peaked in 1918 (10 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1938 | 5 | — | #4,536 |
| 1928 | 6 | — | #4,350 |
| 1927 | 9 | — | #3,375 |
| 1925 | 5 | — | #5,226 |
| 1923 | 5 | — | #5,192 |
| 1922 | 5 | — | #5,247 |
| 1920 | 8 | — | #3,719 |
| 1919 | 5 | — | #5,037 |
| 1918 | 10 | — | #3,104 |
| 1917 | 9 | — | #3,175 |
| 1915 | 5 | — | #4,504 |
| 1913 | 6 | — | #2,948 |