D'tran was a Romulan military officer during the 22nd century and a Senator during the 23rd century. In 2155, he served as an aide to Admiral Valdore with the rank of subcommander. (ENT novel: The Good That Men Do) D'tran became friends with Ambassadors Jetanien and Lugok during the formation of the Planet of Galactic Peace. He was killed during a riot in Paradise City in 2268. (VAN novel: What Judgments Come)