Hierophant

Hierophants appear in World of Warcraft as either druids, for most of them, or followers of religion.

NPCs

 * Hierophant Caydiem
 * Hierophant Cenius
 * Hierophant Liandra
 * Hierophant Malyk
 * Hierophant Theodora Mulvadania
 * Nagaz
 * Hierophant Thayreen
 * Skybreaker Hierophant
 * Zandalari Hierophant

Items

 * Band of the Hierophant
 * Hierophant's Leggings
 * Hierophant's Sash
 * as well as being an item suffix for randomly enchanted leather gear, indicating stamina, spirit, and healing.

Speculation
Presumably, this is a religious title.