| Edgar O. Campbell | |
| Birth Date: | 12 September 1867 |
| Birth Place: | Carrollton, Illinois, US |
| Death Place: | Santa Barbara, California, US |
| State Assembly: | California |
| District: | 59th |
| Term: | January 5, 1925 - January 3, 1927 |
| Preceded: | Edgar W. Stow |
| Succeeded: | Theodore Randolph Finley, Sr. |
| Party: | Republican |
| Children: | 2[1] |
| Battles: | World War I |
Edgar Omer Campbell (September 12, 1867 - December 31, 1947) served in the California State Assembly for the 59th district from 1925 to 1927[2] and during World War I he served in the United States Army.[3]