|Relationships:|| Lisa Kampfer, wife|
Carly Kampfer, daughter
Hayden Walker, brother-in-law
Kyle Walker, nephew
Todd Walker, nephew
Hank Griffin, friend
|TV Show:||"Bad Moon Rising"|
an old friend of Hank Griffin's. They played football together in high school. After graduation, Jarold had Hank named as godfather to his daughter. He disgraced the family name of Hayden Walker, who is a Coyotl from a rival pack, by eloping with Lisa, Hayden's sister, in an attempt to spare her and their child together from the Aseveración.
- His family name, 'Kampfer', is German for the word fighter, but lacks the umlaut (Kämpfer).