Obrio Caldori was a Bothan of the male persuasion. During the Galactic Civil War time period, he became affiliated with the criminal organization known as Black Sun and achieved the rank of a mid-level administrator within their structure. After 0 BBY, Corran Horn, who was an Agent working for the Corellian Security Force, apprehended Caldori for the purpose of interrogation, as part of an ongoing investigation. During the interrogation, Caldori, upon understanding the extent of CorSec's knowledge, offered all the incriminating evidence at his disposal, which included the implication of Voydd Blancken.
In the 2003 Star Wars Galaxies: An Empire Divided video game, a massively multiplayer online roleplaying game created by Sony Online Entertainment and brought to the public by LucasArts before it shut down on December 15, 2011, Obrio Caldori existed as a non-player character.