Thresh-ahantu Azuloz was a notorious adversary of Satele Shan, the Jedi Grand Master and leader of the Jedi Order, during the era of the Galactic War that pitted the Galactic Republic against the reconstituted Sith Empire during that time.
The sole reference to Thresh-ahantu Azuloz is found within the Star Wars: The Old Republic Encyclopedia, a 2012 reference book, where the character appears as one of the "Notorious Enemies" listed under Satele Shan's entry.