| Elmer E. Johnston | |
| Office: | Speaker pro tempore of the Washington House of Representatives |
| Term Start: | January 12, 1953 |
| Term End: | January 10, 1955 |
| Predecessor: | Office established |
| Successor: | Julia Butler Hansen |
| Office1: | Member of the Washington House of Representatives for the 6th district |
| Term1: | 1947 - 1966 |
| Birth Date: | 22 November 1898 |
| Birth Place: | Oakesdale, Washington, United States |
| Death Place: | Everett, Washington, United States |
| Party: | Republican |
Elmer E. Johnston (November 22, 1898 - December 4, 1985) was an American politician in the state of Washington. He served in the Washington House of Representatives from 1947 to 1966 for District 6.[1] [2]