|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 - 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.