Colvam is a demon in Mathers’ translation of the Sacred Magic of Abramelin the Mage. The demonic name means “shame.” Variations of the name include Kobhan and Kofan. The demon serves under the joint leadership of Magoth and Kore. A.G.H.
Belanger, Michelle. The Dictionary of Demon: Names of the Damneds. Llewellen Publications. 2010. ebook.