|Dates||???? - 2008 (killed by Dean Winchester)|
High school teacher
|Episode(s)||4.07 It's the Great Pumpkin, Sam Winchester|
Don Harding, was a centuries-old witch, who became a high school teacher sometime in the year of 2008, to conceal his true identity.
In preparing to release Samhain from the confines of Hell, Don intends to sacrifice another witch - his sister, Tracy Davis. Sam and Dean shoot Don and free Tracy, without realizing what she is. She raises Samhain, who enters Don's body and uses it to bring chaos to a small town; Sam exorcised Samhain and sent him back to Hell.