Grand Bishop Deriyan Montessarë

Deriyan Montessarë was a former Grand Bishop of the Ravinian Empire and the last leader of the Council of Theos. After the Cataclysm, Deriyan set up a new theocracy modeled after the fallen Empire, which took his name after his death. Deriyan's new nation became the Theocracy of Derianor.

Deriyan was a Vaas member of the Ravinian clergy, who originally hailed from the Freehold of Dorada. He grew up in the city of Donareth, and later moved to Elsareth. Deriyan became a powerful and influential spiritual leader, and later in his life, was elevated by the Ravinian Empire to the position of "Grand Bishop."