Name: Amos Treach
Other Names: Amos Trench
First Appearance: Werewolf by Night (vol. 1) #8 (Aug. 1973): "The Lurker Behind the Door!"
Number of Appearances: 1
Enemy of: Krogg
Note: summoned, then imprisoned demon Krogg
In the 1700s, Amos Treach was a dabbler in the occult who summoned a demon. The demon Krogg came to our plane. Treach then imprisoned Krogg in a cave. In modern times, the demon was accidentally released by Jack Russell and it battled the Jack's alter ego, the Werewolf (also known as "Werewolf By Night").
Suggested links for further research about this character and the character's religious affiliation: