| Everett T. Copenhaver | |
| Birth Date: | 22 April 1898 |
| Office1: | Member of the Wyoming House of Representatives |
| Term Start1: | 1939 |
| Term End1: | 1941 |
| Office2: | 11th and 13th Wyoming State Auditor |
| Governor2: | Lester C. Hunt Arthur G. Crane Frank A. Barrett Clifford Joy Rogers |
| Term Start2: | 1947 |
| Term End2: | 1955 |
| Preceded2: | John J. McIntyre |
| Succeeded2: | Minnie A. Mitchell |
| Governor3: | Stanley K. Hathaway |
| Term Start3: | 1967 |
| Term End3: | 1973 |
| Preceded3: | Minnie A. Mitchell |
| Succeeded3: | Edwin J. Witzenburger |
| Office4: | 14th Secretary of State of Wyoming |
| Governor4: | Milward Simpson |
| Term Start4: | 1955 |
| Term End4: | 1959 |
| Preceded4: | Clifford Joy Rogers |
| Succeeded4: | Jack R. Gage |
| Office5: | Treasurer of Wyoming |
| Governor5: | Clifford Hansen |
| Term Start5: | 1963 |
| Term End5: | 1963 |
| Party: | Republican |
| Children: | Ross D. Copenhaver |
Everett T. Copenhaver (April 22, 1898 – April 3, 1986) was an American politician. He served as a Republican member of the Wyoming House of Representatives.[1]