Jason was born on September 3 to Deegan and Joanne Kazor. He is an only child, though the rest of his family comprise of famous demon hunters and watchers. As a result, Jason was forced to follow his family lineage and also train as a watcher. He attended the Watchers' Academy.
Jason is snobby, especially to those of a lower class. He has come from a distinguished background and often flaunts his wealth.
- Like Clarkson, Jason is also bisexual.