Elster is a very rare boys' name that was most common in the 1920s and has all but disappeared.
Elster is a boy name. It last appears in U.S. records in 1947. Elster first appears in 1916 and peaked in 1923 (12 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1947 | 5 | — | #3,900 |
| 1943 | 7 | — | #3,038 |
| 1940 | 7 | — | #2,946 |
| 1939 | 9 | — | #2,509 |
| 1935 | 5 | — | #3,825 |
| 1933 | 6 | — | #3,387 |
| 1932 | 5 | — | #3,928 |
| 1931 | 8 | — | #2,924 |
| 1930 | 7 | — | #3,385 |
| 1928 | 9 | — | #2,907 |
| 1927 | 10 | — | #2,767 |
| 1925 | 9 | — | #2,996 |
| 1924 | 5 | — | #4,538 |
| 1923 | 12 | — | #2,482 |
| 1922 | 5 | — | #4,500 |
| 1921 | 6 | — | #4,003 |
| 1920 | 5 | — | #4,501 |
| 1919 | 7 | — | #3,519 |
| 1917 | 5 | — | #4,160 |
| 1916 | 7 | — | #3,275 |