The Tahlman System was a star system in the space of the Republic of Haven, located to the galactic north-east of Trevor's Star.
It was captured by the Manticoran Alliance during the First Havenite-Manticoran War, and was one of the systems that expressed a desire to not return to Havenite control. President Pritchart recognized that she might be forced to accept their status as an independent star nation. (HH7, HH10) S