We were troubleshooting an issue with a Workflow that was assigned to a former employee, and what we found was that when the workflow is created, saved, and activated, it creates another duplicate of the same, but it cannot be deleted / deactivated and is a child of what I created.
In the attached image, I created the workflow in Green (actually, I recreated it based on a previous workflow we were trying to troubleshoot), and when I activate it, it created another record as well listed as a 
Any help if greatly appreciated!
Brandon