| Gil Koetzle | |
| State Senate: | South Dakota |
| State: | South Dakota |
| District: | 15th |
| Term Start: | 1993 |
| Term End: | 2008 |
| Party: | Democrat |
| Birth Date: | 22 May 1952 |
| Birth Place: | Sioux Falls, South Dakota |
| Death Place: | Sioux Falls, South Dakota |
| Spouse: | Deb Phelps |
| Alma Mater: | O'Gorman High School |
| Occupation: | Expert union contract negotiator, retired firefighter, Sioux Falls Fire Department |
| Residence: | Sioux Falls, South Dakota |
Gilbert "Gil" Koetzle was a Democratic member of the South Dakota Senate, representing the 15th district between 2001 and 2008. He also represented a House District between 1993 and 2000. He committed suicide on January 10, 2013, one day after a search of his house turned up images of child pornography in his email as well as six bags of marijuana and also associated paraphernalia.[1]